I know this song off a movie too,but i'm having the same problem you are having..i can't find it anywhere!!search engines do not help out either.

j.w.schenk, September 7, 2006; 3:01 PM

This is what imdb.com has on Gabriel's Big Time, no movies, just TV
"Cold Case" - The Lost Soul of Herman Lester (2004) TV Episode (performer: "Big Time")
WrestleMania 22 (2006) (TV) (performer: "Big Time")

WimArnhem, September 7, 2006; 7:35 PM

I think it was used in a movie trailer in the late 80's,maybe that is why we think it was from a movie i suppose.

j.w.schenk, September 7, 2006; 9:05 PM

I could have swore it was from Spaceballs.

dood, September 28, 2006; 4:05 PM

OMG I think it was spaceballs!! Thank you so much

sajo41380, September 28, 2006; 4:20 PM

From wikipedia:
"Big Time" was the official theme song of WWE WrestleMania 22, a professional wrestling pay-per-view event held on April 2, 2006 in Chicago, Illinois.
"Big Time" was used for the film Norbit, starring Eddie Murphy.
"Big Time" was used in the trailer for the film Big.
"Big Time" was used for the film Spaceballs

schmeeveallin, November 28, 2008; 12:45 PM

It's also similar to the music used for the trailer of "Biggles: Adventures in Time"

davidedwardsjnr, January 9, 2020; 1:19 PM