What are we looking at?

 

Sil: I spy with my little eye something that starts with ‘S’.
Arch: I don’t know.
Sil: I spy with my little eye something that starts with ‘M’.
Arch: I give up.
Sil: I spy with my little eye something that …
Arch: You do realize that I can’t see over the back of this couch, don’t you?
Sil: Would you rather play “Bark at the Neighbor?”