Monday, Gossip Girl returns with a new episode, "A Southern Gentleman Prefers Blondes."

Serena's European boyfriend Gabriel is apparently hiding something - and we still don't know what happened between them - while Chuck and Nate's quest for Blair is heating up.

This we saw in yesterday's original CW promo, but the Canadian TV promo below offers some new insight as to who might help unravel the mystery of Serena's shady new man:

[video url="http://www.gossipgirlinsider.com/videos/a-southern-gentleman-prefers-blondes-canadian-promo/" title="A Southern Gentleman Prefers Blondes: Canadian Promo"] [/video]

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.