The Impala scene made me just melt with joy! I love it that they're back to bonding and being all adorable.

Sam was the little tag-along, hero-worship brother
And it must have been so cute back in the day! Now I want weeWinchester fic that has Sam trying so hard to emulate Dean's every move.

I'll agree that Bela seemed very shoe horned in.
"Hey look it's Bela..ok by Bela. Thanks for, um, dropping by?"