01/02/2013 07:45 am ET Updated Mar 04, 2013

Kim Kardashian's Sex Tape Sales Erupt After Baby News

Kim Kardashian's sex tape sales have exploded since Kanye West told the world they're expecting ... TMZ has learned.

We spoke to the folks at Vivid Entertaintment -- which owns 'Kim K. Superstar' -- and discovered lots of Kim's fans are celebrating the baby with umm ... visual aids.

Read more on www.tmz.com