The shirtless actor, 34, scooped up his leading lady, 29, from the freezing cold Lake Michigan water for the fundraiser benefiting the Special Olympics.
Gaga documented the event on Snapchat, and also shared an adorable photo of herself catching some warmth from an event sponsor dressed as a life-size polar bear.
“You can’t have empathy without pain,” she wrote on Twitter. “Get FREEZING cold so they can feel your warmth. #SpecialOlympics #PolarPlunge.”
The “Til It Happens to You” singer — who recently performed at the Super Bowl, Grammy Awards and the Oscars — dressed down in an oversize black tee with black leggings and a baseball cap, while her hunky groom-to-be showed off his buff body before covering up in a Chicago Fire hoodie.
This was the second time that the lovebirds participated in the Polar Plunge together. Last year, Kinney gave his future wife a piggyback ride shortly before she joked on Instagram, “My weave froze!”
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