Topix — John Mayer's singing career nearly came to a crashing halt late last year after he was diagnosed with a granuloma that threatened to decimate his voice. more info

ContactMusic — John Mayer says his ''dreams have come true twice.''The 35-year-old singer - who recently split from his girlfriend of seven months Katy Perry - was... more info

Chorus.fm — *John Mayer (http://www.absolutepunk.net/johnmayer)* will make an appearance (http://www.ellentv.com/episodes/eva-mendes-john-mayer/) and perform a song on Ellen, next Tuesday, April 2nd. Submitted by falloutpanicboy more info

ContactMusic — Katy Perry's friends think she will have the ''time of her life'' after splitting from John Mayer.The 'California Girls' hitmaker recently ended her... more info

ContactMusic — Katy Perry's friends think John Mayer was using her.The couple recently called time on their relationship for the second time and pals of the... more info

Topix — Just last week, American Idol winner Phillip Phillips announced a gig in Tampa, opening for John Mayer at the Live Nation Amphitheatre in September. more info

Topix — Rumor has it Katy Perry and John Mayer have called it quits. Despite looking in love at the Grammy Awards last month, and despite Perry tweeting about her "perfect Saturday" spent with Mayer at a kitten shelter on March 2, multiple reports confirm th... more info

Starpulse — After several months Katy Perry and John Mayer's once-hot romance may have cooled. This week's issue of , on newsstands now. *Also In This Week's 'People'* Bindi Irwin At 14: "My Dad Was My Own L... more info

411 Mania — Details on the breakup… more info

People.com — Have his jealousy and her career come between the singers? more info