Fangasm: (Noun) An extreme outburst of energy related to one's obsession with a fandom or an aspect of the fandom, especially when seen in random unrelated situations.

OMG guys. Sometimes I totally forget Willow and Wesley are married in real life and then I see them together like this and it's like, squee!!! Total fangasm. Whew. I think I need a cigarette after that excitement. And maybe a good dump.

More of Alyson Hannigan Willow Rosenberg and Alexis Denisof Wesley Wyndam-Pryce at the premiere of Forgetting Sarah Marshall: