Fatone was taking part in a live chat with The Huffington Post when he was asked for his opinion on the fact that the I Want It That Way hitmakers are still touring 21 years after they first shot to fame.
He said, "I feel like they just need the money. No offence, guys. But I'm saying, if you think about it, it's like, 'Why are you coming back out again?'"
Carter heard about the slight while on his honeymoon with n...
Former Home Improvement star Bell often sends barbed remarks to the Baby hitmaker via Twitter.com but Bieber simply ignores him.
However, the young star got his own back on Thursday night by causing a storm at Bell's album release bash.
Bieber stunned onlookers at the event at the Grove in Los Angeles by pulling up in a van and peering out through the sliding side door, causing a huge crowd to gather.
He later posted footage of ...