Alyson Hannigan Reflects On 'Buffy'

Celebrity Tweetup: What’s new in the star-studded Twitterverse? We’ve scanned our favorite celeb Twitter feeds for the day’s funniest, wackiest, most profound and most inane Tweets. Don’t forget to follow @Crushabledotcom for celebrity news, gossip, and the stuff you care about.

Alyson Hannigan, actress (@alydenisof):

Julie Benz, actress (@juliebenz):

Nicole Richie, designer, reality star (@nicolerichie):

Rainn Wilson, actor (@rainnwilson):