the 6 person on the right is cory milano, alyssa's younger brother and the last in line is...i think alyssa's best friend, until now. the guy has a twitter.i think it's the same person
http://twitter.com/rotca1
and i think this is the same guy in the video when she had the hair cut for season 6
http://www.youtube.com/watch?v=pDcK5p3tyYs