Behind the scenes: 25 classic Hollywood moments

By Glenn Albin

By the time you're sitting in front of the big screen with a bag of popcorn, a lot of time, work, and dedication has already been put into the film you are about to see -- and sometimes it's easy to forget what life may be like for the actors, actresses, and crews on-set day-in and day-out who created it.

From the incredible make-up routines to the hilarious jokes and unbelievable transformations, DoYouRemember.com is counting down 25 behind-the-scenes looks at some classic Hollywood moments. Check them out above!

More to read:
The 20 funniest comedy teams of all time
8 bizarre celebrity odd couples
Kids with big dreams in their eyes, Pt. 1
The downward spiral of child actors
Movie stars' 10 biggest flops