User blog comment:SeddieShipper4Eva/How long has Sam loved Freddie ?/@comment-1976613-20110413183343

I would have to say since iOMG...since that is the episode where they actually proved it. You can speculate all you want, and try to guess because it's really pointless without any proof. The first episode we get any proof is iOMG. So that one. If I had to speculate I'd say sometime after iSYL.