Oblivious Cock Block
When a parent doesn't realize they're stopping their kid's sex life by being home. They’re like a giant block in the way, and they don't even know it.
Dad: 'I'm just watching TV.' Kid: 'That's why I can't get it on.'
Mom: 'I'm here for dinner.' Kid: 'That’s why I can't have my snack.'
Parent: 'I’m not going out.' Kid: 'You’re the reason I can’t have fun.'