Simplify the following text for a Grade 7 native English-speaking person.
Original: On more than one occasion the press has stated that Kermit 's name was taken from Jim Henson 's childhood friend , Kermit Scott , from Leland , Mississippi .
Simplified: Kermit the Frog is a Muppet created by Jim Henson . Kermit was Henson 's trademark fictional character .