In Phoenixville, Pennsylvania, officials are hosting the "Blobfest Weekend."
READ | Colonial Theatre hosts 23rd 'BlobFest' in Phoenixville, Pa.
The annual event celebrates the sci-fi classic, 'The Blob', which was filmed at the Colonial Theatre back in 1957.
On Friday, there was a screening of the movie followed by a re-enactment of the famous "run out" scene.
There was even a rock-and-roll dance party!
Events will be taking place on Saturday and Sunday as well.
Click here for more information and to buy your tickets.