I confess that in RL, if a guy had done that to me in high school, I would have grabbed his wrist and done a Karate throw on him. I probably could have made it look like he fell out of his seat.
*** spoiler alert ***
I did try the Matt route, but I quit it when he blackmailed Chelsea. He's just too unsavory for me.
Sadly, Damian turned out to be even more insidious. I can well imagine that what Lydia was saying about him (presumably to very close friends) was true and that he confronted her, raging at her reaction (presumably breaking up with him).