What movie, filmed by Jeremiah S. Chechik, did John Mark Galecki appear in in 1989?
Johnny Galecki John Mark Galecki (born April 30, 1975) is an American actor. He is known for playing David Healy in the ABC sitcom "Roseanne" from 1992 to 1997 and Dr. Leonard Hofstadter in the CBS sitcom "The Big Bang Theory" since 2007. Galecki also appeared in the films "National Lampoon's Christmas Vacation" (1989), "Prancer" (1989), "Suicide Kings" (1997), "I Know What You Did Last Summer" (1997), "Bookies" (2003), and "In Time" (2011).
Sing (1989 film) Sing is a 1989 American drama film directed by Richard J. Baskin, written by Dean Pitchford (who also co-wrote the songs) and produced by Craig Zadan (both previously collaborated on "Footloose"), and starring Lorraine Bracco, Peter Dobson, and Jessica Steen.