Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Lady Gaga and Taylor Kinney participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg, Taylor Kinney and Jon Seda participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Lady Gaga poses with at fan at the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Lady Gaga and Taylor Kinney participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Lady Gaga and Tylor Kinney participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg poses for a photo with a fan at the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Talyor Kinney, Jon Seda and Randy Flagler participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Lady Gaga and Taylor Kinney participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Chicago Fire Department clears out chunkcs of ice at the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg, Taylor Kinney, Jon Seda and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg, Taylor Kinney, Jon Seda and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Vince Vaughn participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
David Eigenberg, Taylor Kinney, Jon Seda and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Taylor Kinney, David Eigenberg, Jon Seda and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)
Chicago Polar Plunge 2015
Jon Seda, Taylor Kinney and Lady Gaga participates in the Chicago Polar Plunge 2015 at North Avenue Beach on March 1, 2015 in Chicago, Illinois. (Photo by Tasos Katopodis/Getty Images)