Who did Serena kill on Gossip Girl?

Answer 1

okay, so from what ive found online, it looks like after the wedding where Serena and nate got it on, Serena went to meet georgina, but g and her drug dealer bf wanted 2 make a sex tape and s was rly drunk and upset, so they basically three way raped her. the sex involved coke and stuff and g's bf died, and the girls fled the scene b4 the police came, but g convinced s she had killed him. g is going after dan because she blames s 4 takin the guy she loved from her