By Suzanne Monaghan

PHOENIXVILLE (CBS) — The Colonial Theatre in Phoenixville will host it’s annual Blobfest this weekend, July 8 through 10.

Those unfamiliar with the event may be asking, ‘what is Blobfest?’

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“It is in commemoration of the filming, the actual filming of the film The Blob, starring Steve McQueen back in 1958,” says Colonial Theatre’s LuAnn Roth.

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American screen actor Steve McQueen (1930-1980) in London. (Photo by McCarthy/Getty Images)

American screen actor Steve McQueen (1930-1980) in London. (Photo by McCarthy/Getty Images)

Roth continued to say the annual event keeps growing bigger.

“It started out one year, 17 years ago, with a group of people running out after we screened the film The Blob in the theatre-reenacting a scene in the film,” she said.

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Event-goers will take part in the annual theatre-run out after Friday night’s stage show. There’s also a street fair, film screenings and a fire-extinguisher parade.