The GRAMMYs' Biggest Winners: By Genre

The GRAMMYs' Biggest Winners: The '00s

The GRAMMYs' Biggest Winners: The '90s

The GRAMMYs' Biggest Winners: The '80s

The GRAMMYs' Biggest Winners: The '70s

The GRAMMYs' Biggest Winners: The '60s

The GRAMMYs' Biggest Winners: The '50s

GRAMMYs Biggest Winners Infographic

Katy Perry And John Mayer

Photo: Larry Busacca/WireImage.com

These two knew who they loved long before they made the video for "Who You Love." Katy Perry and John Mayer get cozy at the 55th GRAMMY Awards in 2013

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