Los Angeles, April 21 (IANS) Singer Nick Carter isn’t happy with former ‘N Sync band member Joey Fatone’s latest slam against his band Backstreet Boys.

“Just disappointed, I really liked Joey…,” Carter tweeted

“I’m proud of who we are and love what we stand for. Truthfully, it’s about not letting our fans down. Sorry brother but you have us all wrong,” he further posted on Twitter, reports usmagazine.com.

Fatone took a slight jab at the Backstreet Boys during an interview with Huffington Post.

“I feel like they just need the money. No offense guys,” he said.

The Backstreet Boys, which comprises Kevin Richardson, Brian Littrell, A.J McLean and Howie Dorough apart from Carter, is currently celebrating 21 years of being together as a band.