the highest-grossing Broadway show of all time is "The Lion King," which has grossed over $1.6 billion since it opened in 1997. "The Lion King" is a musical based on the 1994 Disney animated film of the same name, with music by Elton John and lyrics by Tim Rice. The show, which features stunning visuals and innovative puppetry, has won numerous awards and has been seen by millions of people around the world.