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GAVIN & KINGSTON ROSSDALE
Talk about dapper dudes! The rocker steps out for New York Fashion Week in September 2010 with his best accessory in tow: stylish mini-me Kingston, 5.
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SEAN & HOPPER PENN
Are we seeing double? The actor and his 17-year-old break out the tuxes – and mirror-image mugs! – for the Cannes Festival premiere of Penn's new movie, This Must Be the Place, on May 20.
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GUY & ROCCO RITCHIE
His mom may be the Material Girl, but the handsome 10-year-old is the spitting image of his proud English pop, here at the Dec. 17, 2009 premiere of Sherlock Holmes in New York City.
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SPIKE & JACKSON LEE
As their favorite team, the New York Knicks, faces rivals the Boston Celtics at Madison Square Garden on April 24, the director and his fellow "spec"-tator, 14, anxiously watch from the sidelines.
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MATTHEW & LEVI MCCONAUGHEY
Dressed for success! The mop-topped 2-year-old follows suit – just like Dad! – while leaving church in Malibu on June 5.
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TOM & COLIN HANKS
The eyes have it! Wearing matching v-necks and button-downs, the look-alike actors strike a pose at the Sundance Film Festival premiere of The Great Buck Howard (in which they both star as, yes, father and son!) on Jan. 18, 2008.
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SWIZZ BEATZ & KASSEEM DEAN
Awww! The 4-year-old settles into the best seat in the house – his rapper-producer dad's lap! – while the two take in the New Orleans Hornets vs. New York Knicks game at Madison Square Garden on March 2.
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RUSSELL & CHARLES CROWE
Check out this best Western! Charles, 7, dons his cowboy attire – inspired by dad's 2007 film, 3:10 to Yuma – for a costume day at his Sydney, Australia, school in August 2010.
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DONALD, ERIC & DONALD JR. TRUMP
You're hired ... and you're hired! Proving a well-cut suit makes the mogul, Donald and his real-life Apprentices dress to impress at the April 9, 2010 ribbon-cutting ceremony for the Trump Soho Hotel in Manhattan.
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WILL & JADEN SMITH
Now we know where the 12-year-old gets all his swagger – his dapper dad! Here, the cool pair hit the red carpet for the London premiere of
The Karate Kid in July 2010.