If someone who had no knowledge of TFP saw this gif without context it would look like a robot buying a pet human from another robot. Knock Out is the charismatic salesbot and Bulkhead is just so excited for his new pet that he just hugs the container. The key would probably just be a bundle of metal robot money.
"Here you go, sir, be sure to feed it 3 times a day and to let it out for a potty break every now and again. She’s a Japanese breed so she can get a little feisty."