As SD points out, football is fickle.
He could be back here one day...
I'll agree with Papa booing is counterproductive, every time we do it to that monumental cu[color=black]nt Nugent, he bloody scores against us although I believe he thrives on the hate. (Seeing that he is generally loathed by opposition fans)
Cheer the team and personally I'd give a warm applause for Lambert as I really rated him not only as a player but as a person.