All in the family: Celebrity siblings

Published On: Apr 06 2012 11:59:34 AM CDT   Updated On: Jun 28 2016 01:00:00 AM CDT

Some family trees are lucky enough to have not only one celebrity, but several. Take a look at some famous celebrity siblings, including Tuesday's 50-year-old birthday boy John Cusack and his sister Joan.

celeb siblings - Randy Quaid
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When Randy Quaid earned a Best Supporting Actor Oscar nomination for 1973's "The Last Detail," Dennis dropped out of college to move to Los Angeles and pursue an acting career. The older Quaid's most memorable roles include "Independence Day" and "Kingpin" and as Cousin Eddie in the "National Lampoon's Vacation" movies.

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