A website called LoveFilm.com has determined that "Airplane!" is the Funniest Film Ever . . . because it has the MOST LAUGHS PER MINUTE. Seriously . . . these guys actually calculated the laughs per minute of a bunch of comedies.  Obviously, that's subjective in itself. Not everyone's going to be amused by LESLIE NIELSEN saying, "I am serious . . . and don't call me Shirley", after all. But according to LoveFilm, "Airplane!" contains THREE laughs per minute. "The Hangover" finished a close second with 2.4 laughs per minute. Another Leslie Nielsen classic, "The Naked Gun", came in THIRD with 2.3. Here are the 10 Funniest Films Ever, along with their laugh-per-minute ratios . . .

#1.)  "Airplane!",  3 laughs per minute.

#2.)  "The Hangover",  2.4 laughs per minute.

#3.)  "The Naked Gun",  2.3 laughs per minute.

#4.)  "Superbad",  1.9 laughs per minute.

#5.)  "Borat",  1.7 laughs per minute.

#6.)  "Anchorman",  1.6 laughs per minute.

#7.)  "American Pie",  1.5 laughs per minute.

#8.)  "Bridesmaids",  1.4 laughs per minute.

#9.)  "Shaun of the Dead",  1.3 laughs per minute.

#10.)  "Monty Python's Life of Brian",  1.2 laughs per minute.