Tom Waits is an eclectic musician, actor, poet, and all around badass. He's been putting out albums since around 1970, including, but not limited to:

(The above is preserved for its wonderful E1 historical signifigance, whatever that means. Most of the write-ups below are far far more informative.)

Concerning how he got his unique soul-scratching voice, he said the following in an interview on NPR's Fresh Air:

"It's quite simple really. You see, I drink my own urine."