The TV Addict 

“I know what you did this summer… and who!” — Blair to Serena
 
“Oh my God, Dan Humphrey’s been seduced by wealth! It had to happen. Even Frodo eventually gave in to the power of the ring.” — Vanessa
 
“I’m good at secret relationships. I’ve had a bit of practice.” — Nate

 
“I’m sure Blair and Chuck will be there if the murder/suicide I predicted hasn’t happened yet.” — Vanessa
 
“We could never be boring.” — Chuck to Blair