Taka(Scar) gets slapped by his father Ahadi.
Ahadi the father of Mufasa and Scar.
and Uru's mate.
others said that Taka(Scar) gets his scar from his father Ahadi...because of his evil plan to get rid of Mufasa.And wants to be the next king before his father.
as a punishment they called him "Scar".
The original story is taka gets his scar from a water buffalo named Boma in The Lion King Six New Adventures
u can read the story here in this [link]
ok here in deviant peeps...someone request me to animate taka animation scar...so this flash animation is a request