I wasn't expecting to bond with my teenage son's girlfriend over horror movies. We go on double dates.

I wasn't expecting to bond with my teenage son's girlfriend over horror movies. We go on double dates.

The author loves that her son's girlfriend shares their love of horror movies.Courtesy of Terri PetersI've been bonding with my teen son over our shared love of horror movies for years.Now, he's in his first serious relationship, with a girl who also loves scary movies.Sharing my teen's interests is fun, but it's also allowed me to bond with his girlfriend.I grew up as an only child in a house that catered to my every girlish whim, so when I fou…