Scott Baio The Academy of Television Arts & Sciences Foundation Presents 02:26 Tabs Who talks about this person Tom BosleyView Interview Tom Bosley on "Scott Baio" as "Chachi Arcola" on Happy Days 00:35 Marion RossView Interview Marion Ross on Scott Baio as "Chachi Arcola" on Happy Days 01:14 Henry WinklerView Interview Henry Winkler talks about the talents of Scott Baio on Happy Days and the relationship between characters Fonzie and Chachi 00:39