The Titanic star, 42, was picking up the Hollywood actress award for her role in Woody Allen's Wonder Wheel at the event when she wangled a way to do more than just walk and talk with the West Wing star.
Watch the amusing interaction below!
Seconds later, Janney got on stage and gave Winslet a searing kiss before heading back to her seat amidst loud cheering. I do, or just stroke you or something. "I mean, we could always kiss, maybe?" she said candidly.
Gary Oldman will receive a Hollywood Career Achievement Award, highlighting his work in "Darkest Hour", while Adam Sandler will be presented with the Hollywood Comedy Award for "The Meyerowitz Stories".
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Abe told reporters after the golf session that the two could talk frankly in a relaxed atmosphere while out on the course. Abe said he and Trump were able to "carry out in depth discussion, at times touching on various hard issues".
Winslet plays the role of Ginny in Wonder Wheel, which will be released on December 1 by Amazon Studios.
Allison jumped up to the stage, prompting Winslet to remark, "Ah, it's gonna happen!" Winslet said. "This is an exciting moment, isn't it!"
Watch the moment in all its glory below.
Winslet smouldered at the award show, walking the red carpet in a chic Elie Saab black lace and nude fitted jumpsuit. Taking place at the Beverly Hills Hotel, the ceremony benefitted the Motion Picture & Television Fund - a charitable organization dedicated to providing various resources amongst the entertainment community - and was hosted by James Corden for the third year in a row.