Alex

From Rom Com

Alex is a friend of Kati with whom she is very competitive. They come up with a bet which leads him to seduce many people, including at the very least Hallie, Aimee, and at the end Kati herself.

Alex appears in the following scenes:

Opening
Alex & and Kati's Bet
Alex/Hallie Seduction
Photo Montage
Aimee/Alex Seduction One
Dinner Sincerity
The End (Alex and Kati)