By Breaking Celebrity News Staff

Emerging from his self-imposed exile, singer John Mayer opens up to The Ellen DeGeneres Show Tuesday about the ongoing problems he's had with his throat, and how that and some poorly-received comments and more led him to take some time out of the spotlight.

"I can’t sing so I’m writing … it’s a thing in my throat," the Your Body Is A Wonderland singer said. "It’s not a health concern whatsoever, but it has taken me out of signing. Tried to beat it the first time and couldn’t."

The 34-year-old Daughters singer opened up about the procedure he's undergone to get his chops back.

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"What they actually do is they cut this thing out of your throat, and then they inject your vocal cords with botox, which freezes your vocal cords so that this thing can heal with out smacking up against the other side," he said. "I just need more botox next time.  So I got to do it all over again get more botox which kind of paralyzes for vocal cord for longer."

The outspoken singer, no stranger to controversy, said a series of media miscues -- including comparing ex Jessica Simpson to "