Celebrities rolled down the red carpet in the early afternoon under heavy police guard during a continued manhunt for an alleged cop killer. Many stars showed a fair amount of skin - check out the Twitter pic of Ellen DeGeneres ogling Katy Perry's revealing dress _ despite CBS's mandate that stars dress appropriately with butts, breasts and other sensitive areas covered adequately.

Nevertheless, Jennifer Lopez showed up on stage in a dress slit all the way to her hip.

Jennifer Lopez arrives at the 55th annual Grammy Awards in Los Angeles, California February 10, 2013.   [Photo/Agencies]

"As you can see, I read the memo," Lopez joked.

Colombian pop superstar Juanes performed with just a guitar during the main telecast. Earlier, he took home the award for best Latin pop album for his "MTV Unplugged" album.

Canadian rapper Drake won his first Grammy, the best rap album award for "Take Care."

Paul McCartney won best traditional pop vocal album for "Kisses On The Bottom," while The Beach Boys earned best historical album, the group's first Grammy, for "The Smile Sessions."

Other early winners included Ravi Shankar, the sitar virtuoso, ambassador of Indian music and friend of The Beatles, who died in December at 92, won best world music album for "The Living Room Sessions Part 1."

Anoushka Shankar, his daughter, accepted the award on his behalf. The sitarist was also a nominee for her album "Traveller."

Quetzal, a bilingual Los Angeles rock band, for best Latin rock, urban or alternative album for "Imaginaries."

Cuban-born trumpeter Arturo Sandoval won for best large jazz ensemble, his fourth Grammy.

The Latin jazz award, which was restored this year after its elimination was met with widespread protests, went to The Clare Fischer Latin Jazz Big Band for "