In September 1999, the raunchy teen film American Pie was released.
The comedy, starring Jason Biggs, Seann William Scott, Alyson Hannigan and Tara Reid quickly became an international success and was followed by three more films; which combined made $989.5 million at the worldwide box office.
Watch the trailer for American Pie here. Post continues below.
But what's more crazy is that it's been 21 years since the first film was released.
Here's what the teenagers from American Pie have been up to since.
Jason Biggs (Jim Levenstein)
Jason Biggs played awkward and naïve protagonist Jim Levenstein.