Alyson Hannigan hopes to keep her daughters from watching American Pie 'until they’re in college' Alyson Hannigan reacts to Taylor Swift's American Pie shout-out in 'So High School': 'I was ...

Alyson Hannigan chats with ET ahead of the season ... ‘DWTS’ contestants were shocked by unexpected semi-finals plot twist, as the top five contestants advance to the finals.