Task: Explanation
Input (English): Scott Vincent James Baio ( ; born September 22, 1960) is an American actor and television director. He is known for his role as Chachi Arcola on the sitcom "Happy Days" (1977–1984) and its spin-off "Joanie Loves Chachi" (1982–1983), as well as the title character on the sitcom "Charles in Charge" (1984–1990), Dr. Jack Stewart in the medical-mystery-drama series "" (1993–1995), and the titular hero of the musical film "Bugsy Malone" (1976), his onscreen debut. Question: Bar Hopping is a 2000 comedy film starring an American actor known for his role as Chachi Arcola on what sitcom? Answer: Happy Days
Output (English): Scott Vincent James Baio  ; born September 22, 1960 is an American actor and television director.