Hey y'all! Here's the rundown on last week's Teen Mom: OGTyler Baltierra & Catelynn Lowell spend an obscene amount of money sending his dad Butch to rehab.Maci Bookout & Ryan Edwards screw up a trick or treating outing due to miscommunicationFarrah Abraham sets her mom Debra Danielsen straight over inviting Jenelle Evans' ex-husband Courtland Rogers to her wedding and, finally,Amber Portwood & Andrew Glennon clash over how to deliver their baby