Showbiz
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The 'Step By Step' singer told PopEater that he considers Bieber to be a truly gifted performer.
"Obviously he has a lot of talent," the star said. "He's a great singer."
Knight went on to caution the 17-year-old star that he should avoid becoming enamored with his own celebrity status.
He explained: "Don't let all the fans really make you think that you're God or whatever. Just try to stay even-keeled [and] know who you are."
The musician was just 13-years-old when he joined New Kids On The Block and went on to score nine US top 40 single with the pop group.
New Kids On The Block are to launch a co-headlining tour with the Backstreet Boys later this year.
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