I Already "Befriended" Your Mom Last Night

The sentence you yell when you already got your mom drunk and she's now your best friend for life.

I already 'befriended' your mom last night. She's now my sidekick in crime.

I already 'befriended' your mom last night. She texted me a photo of her pajamas and a pizza box.

I already 'befriended' your mom last night. She’s now my mom. You’re just a problem.