Harry Nilsson

Harry Nilsson, usually credited as Nilsson, was an American singer-songwritter.

History
When Lisa Simpson sings "", one of Nilsson's songs, Lisa uses his tablet to find on Oogle "composer - "One (is the loneliest number)", and the result is a Wiccapedia article that says that Harry Nilsson died of massive heart attack suffered on Valentine's Day.

Trivia

 * Nilsson's song "" was featured in the Season 24's episode "To Cur, with Love".
 * Nilsson's song "Coconut" is sung by Homer, changing the lyrics to "You put beer in the coconut".

Behind the Laughter

 * Harry Nilsson died in real life on January 15, 1994 in his home, due to a  at age 52.