Roger L. Wollenberg/ABACAUSA; Courtesy of Coca Cola; Jeffrey Mayer/WireImage; Courtesy of Amazon; Wenn
InStyle Staff
Apr 06, 2010 @ 1:24 pm

1. Michelle and Malia Obama bust a move to Justin Bieber's "Baby." []

2. Diet Coke gets a chic makeover from Karl Lagerfeld. []

3. Lauren Conrad's big hair secret? Her long locks are extensions! []

4. Makeup artist Carmindy shows us how to get beautiful in her new book. []

5. Ugly Betty crosses the pond for an episode in London. []

6. Watch the Glee cast sing "Don't Stop Believin'" at the White House. []

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