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Isabella Cruise Joins Brother Connor in Limelight

Tom Cruise's eldest daughter makes rare appearance for her brother's birthday.

PHOTOS: Celebrity Siblings

Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Cruise Kids' Rare Appearance
Rarely Seen Isabella Cruise Makes Appearance at Brother Connor's Birthday
Rumer Willis Leaves Little to The Imagination
Cruise Kids' Rare Appearance
Nicole Kidman and Sis Hit the Town
Power Siblings
Cruise Kids' Rare Appearance
Actors Liam Hemsworth and Chris Hemsworth attend the after party for the movie of THOR presented by Acura, May 2, 2011 in Hollywood, California. (John Sciulli/WireImage/Getty Images)
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