Mary-Kate and Ashley head north to promote their clothing line in Toronto. Plus: Miley Cyrus, Matthew McConaughey, Julia Roberts and more

ALL LIT UP

Spotted: Gossip Girl star Blake Lively celebrating her 22nd birthday Tuesday night at a Tiffany & Co. and InStyle party atop the Cooper Square Hotel in New York City. Where was the glamorous birthday girl headed after the bash? "I'm going to a lovely dinner," she told reporters, "but it's a surprise."