Step 1 : Introduction to the question "7. Which one of these portrayed Vinnie Barbarino on the 1975 TV series "Welcome Back Kotter" and became a big film star?"
...1. John Davidson 2. John Malkovich 3. John Rubinstein 4. John Travolta John portrayed Vinnie and became a teen idol in the mid 1970's. His movie credits have included "Saturday Night Fever" (1977), "Grease" (1978), "Urban Cowboy" (1980), "Look Who's Talking" (1989), "Pulp Fiction" (1994), "Face/Off" (1997), "Battlefield Earth" (2000), "Get Shorty" (1995) and "Ladder 49" (2004). Travolta was born on February 18, 1954.