09/08/2011 AT 10:00 AM ET
Awkward alert! Kellan Lutz had a near run-in with ex AnnaLynne McCord (she’s now dating Dominic Purcell) at the Nine Zero One Salon two-year anniversary party in L.A. The 90210 star walked in and saw Lutz in the middle of a dance-off with his friends. Also at the bash: Chord Overstreet.