When Tess comes back in the third season and Liz blasts her back with her newfound powers and says, "Get up, bitch!"
Alex and Liz get arrested following a party where the sheriff is trying to convince Alex to reveal what he knows (which is pretty much nothing). They are held longer than anyone else who was at the party, even though they hadn't been drinking. In the end, Alex threatens to sue for abusive treatment of a minor and Valenti releases them.
Alex punching Michael when he seems to be cheating on Maria.