There is a nod to "The Fonz" (Henry Winkler) from Happy Days (1974) when Cameron taps the vending machine with the heel of her fist to release the food, in the way that Fonzie would fist club the jukebox and other machines to get them going. Extra points -Cameron is wearing a leather jacket, which The Fonz was very much known for.
In the opening of the show, Sarah is narrating while she's driving down the road at night. An aerial shot of her vehicle moving has been flipped as she appears to be driving on the left side of the road rather than the right.