Everything's coming to a head on Gossip Girl.

No, seriously. When the season finale picks up Monday night, there's so much going on that when the gang convenes at the Constance event, no one can get a word in.

Weaving her way through the many storylines is Georgina Sparks, who makes her first visit to the show since convincing Dan he was Milo's dad way back in September.

How we've missed her - and how she's missed the scheming ways of the Upper East Side. In one snippet from the clip montage below, she begs Serena to include her!

Also a sight for sore eyes? Dan and Nate's friendship. The look on Nate's face when Dan tells him about Charlie is pretty priceless. Watch the producers' preview below:

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