The Canadian star confessed that he was baffled when he was approached in the UK by a group of teenagers who were convinced that he played Walford's Peter Beale.
Bieber is quoted by The Sun as saying: "Some girls asked for my autograph and then said, 'We love you in EastEnders'.
"I'd never heard of the show. So I Googled the actor and I guess there are worse people to be compared with."
The 16-year-old, who is currently promoting latest single 'Somebody To Love', recently spoke of his desire to work with X Factor judge Cheryl Cole.