Miley Cyrus isn't the only former teen star who is desperate to prove that they're all grown up at the moment - Justin Bieber 's at it too.
But rather than twerking against someone old enough to know better in a flesh flashing outfit (although he did come close when he stripped naked to perform a ditty for his poor old gran recently), Justin has opted for a more traditional route to prove that yes, he has actually reached puberty.
I give you the Bieber tache.
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OK, you could be forgiven for thinking that he'd just got a bit too close to Amy Childs and ended up wearing a set of her fake eyelashes on his upper lip but at least he's trying.
But alas, it seems 19-year-old Biebs has already got fed up with being ridiculed tired of his new facial fuzz and has decided to pluck shave it off.
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Bah, what a spoil sport. Let's just hope this was a dry run ahead of this year's Movember . I'm crossing everything for a full-on Sean Connery type affair decorating that famous face at the very least.
Beat that, Miley. No, seriously, I dare you.
Movember: Top 40 Celebrity Moustaches
Freddie Mercury (01 of40)
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Jude Law (02 of40)
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James Franco (03 of40)
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George Clooney (04 of40)
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Orlando Bloom (05 of40)
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Zac Efron (06 of40)
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Eddie Murphy (07 of40)
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Channing Tatum (08 of40)
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Jonathan Rhys Meyers (09 of40)
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Colin Farrell (10 of40)
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Hulk Hogan (11 of40)
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Jamie Foxx (12 of40)
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Nicholas Cage (13 of40)
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Leigh Francis (14 of40)
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Anthony Kiedis (15 of40)
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Chris Noth (16 of40)
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Rhys Ifans (17 of40)
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Johnny Lee Miller (18 of40)
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Rufus Hound (19 of40)
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Samuel L Jackson (20 of40)
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Sean Connery (21 of40)
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Cuba Gooding Jnr (22 of40)
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Borat (Sacha Baron Cohen) (23 of40)
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Liev Schrieber (24 of40)
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Sean Penn (25 of40)
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Christian Bale (26 of40)
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Rylan Clark (The X Factor) (27 of40)
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Henry Holland (28 of40)
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Brad Pitt (29 of40)
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Ryan Gosling (30 of40)
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Louis Smith (31 of40)
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Garrett Hedlund (32 of40)
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David Beckham (33 of40)
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Tom Selleck (34 of40)
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Marcus Collins (35 of40)
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Johnny Depp (36 of40)
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Chris O'Dowd (37 of40)
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Brandon Flowers (38 of40)
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50 Cent (39 of40)
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Kelly Rowland (40 of40)
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