In addition to singing lead and backing vocals, Kravitz often plays all the guitar, bass, drums, keyboards, and percussion himself when recording. He is known for his elaborate stage performances and music videos. Kravitz has had multiple number 1 hits on the US Top Singles Charts, though none by himself on the Hot 100, and many more worldwide. He won the Grammy Award for "Best Male Rock Vocal Performance" four years in a row from 1999 to 2002, breaking the record for most wins in that category and most consecutive wins in one category. He has been nominated and won other awards, namely American Music Awards, MTV Video Music Awards, Radio Music Awards, BRIT Awards and Blockbuster Entertainment Awards. He has sold an estimated 40 million albums worldwide.