The "Looney Tunes" originally showcased Warner-owned musical compositions through the adventures of cartoon characters such as Bosko and Buddy. Later "Looney Tunes" shorts featured characters who have gone on to become some of the most well-known and popular cartoon characters in history, such as Bugs Bunny, Daffy Duck, Porky Pig, Elmer Fudd, Sylvester the Cat, Tweety Bird, Marvin the Martian, the Tasmanian Devil, Wile E. Coyote and Road Runner, Foghorn Leghorn, Yosemite Sam, Pepé Le Pew, Speedy Gonzales, and many others. Many of the characters have made cameo appearances in television shows, films and advertisements.