While much of Twitter was reacting to the upsetting news out of Boston this week, our favorite funny women brought some levity to the dark week. TV comedians like Whitney Cummings and Lena Dunham made us laugh with tweets about Prozac for dogs and iPhone app addictions, while Ellen DeGeneres celebrated New Zealand's new gay marriage law how she does best: with humor. See all that and more with our roundup of the week's best tweets, and don't forget to follow POPSUGAR Culture on Twitter.
Our Favorite Funny-Lady Tweets of the Week
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