When Marvin and Murray come home from the parade, and open the garage. Adam is waiting for them dressed almost like Marty McFly. Including the nikes. Lea Thompson, who played Lorinne (Marty's mom) in Back to the Future. Directed this episode.
When Murray and Marvin arrive home from seeing K.I.T.T. in person Adam is wearing Nike bruin trainers/sneakers,popular in the 80s after Michael J Fox wore them in Back To The Future.