"At Times He's A Son, At Times He's A Younger Brother, At Time He's a Mate"
Peter Facinelli was recently interviewed by the UK's Radio 1. He gave details on Eclipse, and talked about how the cast gets along on and off set, after working together in three movies. He has nothing but good things to say about Rob. That part starts at around 2:25 (in 1st clip)
Thanks to @GossipGyal for putting these on YouTube and sharing with us!