His response to his attacker was a pop culture slang phrase equivalent to the phrase "Bye, Felicia," also found in the urban dictionary. As a result, Aaron was punched twice in the head and left bloody, so he was taken to the hospital for observation."

ORIGINAL STORY, 2/18 - 4 PM PT: 
Aaron Carter is speaking out after he was allegedly attacked at his concert in Bradley, Illinois.

The 29-year-old singer took to Twitter on Saturday to tell his side of the story about what happened during his show the night before at the Looney Bin.

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According to TMZ, who first reported the news, Carter asked security to escort a member of his show opener, ILL State, out of the venue, as he was distracting him while he was trying to perform.

After the man left the bar -- Carter reportedly shouted, "Bye, Felipe!" as he made his way out -- he came back in and allegedly attacked Carter, the outlet reports, damaging his computer and a speaker in the process. Carter was sent to the emergency room, and cops are currently investigating the incident.

"Chillen w my boys before I finally get to bed... hospitals suck. & so do bullies," Carter tweeted on Saturday, accompanied with a selfie taken from his bed. "My face is still pretty though and untouched."