Brad Pitt tries out a bohemian look, complete with beard, at the 2010 premiere of "Kick-Ass" in London, but goes for a more military style for the 2014 Academy Of Motion Picture Arts And Sciences' Governor Awards.
Beards: Hot or not? —
Brad Pitt tries out a bohemian look, complete with beard, at the 2010 premiere of "Kick-Ass" in London, but goes for a more military style for the 2014 Academy Of Motion Picture Arts And Sciences' Governor Awards.
BEN STANSALL/AFP/Jon Kopaloff/FilmMagic/getty images
George Clooney sports a beard at this year's Oscars, but is clean-shaven in Paris in February.
Beards: Hot or not? —
George Clooney sports a beard at this year's Oscars, but is clean-shaven in Paris in February.
Kevork Djansezian/Julien M. Hekimian/Getty Images
John Hamm appears with a beard in January 2010 and without one this month.
Beards: Hot or not? —
John Hamm appears with a beard in January 2010 and without one this month.
Frazer Harrison/Getty Images for AFI/Kevin Winter/Getty Images
Conan O'Brien sports a ginger beard at the 2010 Primetime Emmy Awards, and is seen smooth-faced at the 2014 Vanity Fair Oscar Party.
Beards: Hot or not? —
Conan O'Brien sports a ginger beard at the 2010 Primetime Emmy Awards, and is seen smooth-faced at the 2014 Vanity Fair Oscar Party.
Jeff Kravitz/FilmMagic/Getty Images
Ben Affleck is bearded at the 2014 Oscars and beard-free at the 2014 Screen Actors Guild Awards in January.
Beards: Hot or not? —
Ben Affleck is bearded at the 2014 Oscars and beard-free at the 2014 Screen Actors Guild Awards in January.
Pascal Le Segretain/Kevork Djansezian/Getty Images
Channing Tatum sports a dab of facial hair at the 2014 Golden Globes in January, and a much smaller dab during a TV appearance in 2013.
Beards: Hot or not? —
Channing Tatum sports a dab of facial hair at the 2014 Golden Globes in January, and a much smaller dab during a TV appearance in 2013.
Lester Cohen/WireImage/Gonzalo Arroyo Moreno/Getty Images
Johnny Depp sports facial hair at the Madrid premiere of "The Tourist" in 2010, and goes smooth this January at an event in Los Angeles.
Beards: Hot or not? —
Johnny Depp sports facial hair at the Madrid premiere of "The Tourist" in 2010, and goes smooth this January at an event in Los Angeles.
carlos Alvarez/Jason Merritt/Getty Images for Art of Elysium/Getty Images
A bearded Ashton Kutcher rings the opening bell at the New York Stock Exchange in August 2013, but he is cleanshaven for a Human Rights Watch event three months later.
Beards: Hot or not? —
A bearded Ashton Kutcher rings the opening bell at the New York Stock Exchange in August 2013, but he is cleanshaven for a Human Rights Watch event three months later.
Steve Mack/FilmMagic/Frazer Harrison/Getty Images
Ryan Gosling arrives at the 2013 premiere of "Gangster Squad" wearing some scruff and is beardless on the Tonight Show in 2011.
Beards: Hot or not? —
Ryan Gosling arrives at the 2013 premiere of "Gangster Squad" wearing some scruff and is beardless on the Tonight Show in 2011.
Kevin Winter/Paul Drinkwater/NBCU Photo BankGetty Images
Jake Gyllenhaal goes full "Grizzly Adams" on "George Stroumboulopoulos Tonight" in January. He wears a bit of 5 o'clock shadow at the Academy of Motion Picture Arts and Sciences' Governors Awards in November 2013.
Beards: Hot or not? —
Jake Gyllenhaal goes full "Grizzly Adams" on "George Stroumboulopoulos Tonight" in January. He wears a bit of 5 o'clock shadow at the Academy of Motion Picture Arts and Sciences' Governors Awards in November 2013.
George Pimentel/WireImage/Frederick M. Brown/Getty Images
Chiwetel Ejiofor wears a full beard at the 2014 Golden Globes in January, but trims it off for the Oscars.
Beards: Hot or not? —
Chiwetel Ejiofor wears a full beard at the 2014 Golden Globes in January, but trims it off for the Oscars.
Amanda Edwards/WireImage/Jason Merritt/Getty Images