List of breakout characters
Foghorn Leghorn debuted in 1946's Walky Talky Hawky as a supporting character to the main character of the short, Henery Hawk. However, due to being a loud-mouthed rooster with his Southern accent, Foghorn quickly became more popular to the point he became the main star of his shorts, with Henery as the supporting character instead, quickly becoming one of the iconic Looney Tunes characters.