Conor Maynard has revealed he once got so angry in Sainbury's he was walked out of the shop.
Conor, 19, was trying to buy himself a birthday present when he was confronted by store workers.
'On my 18th birthday I was escorted out of Sainbury's for getting annoyed at the cashier,' says Conor.
'They wouldn't sell me a certificate 15 video game becuase I didn't have any ID on me.
'They thought I looked 14 on my 18th birthday.'
The babyfaced singer admits he gets asked to prove his age 'all the time' and is beginning to get used to it.
'I can't get anywhere without my ID,' he tells The Sunday Mirror.