Here's every music, movie, tv show, and celebrity reference in the 1995 classic "Toy Story." From Marty McFly's dialogue in "Back to the Future," and Buzz's breathing referencing Darth Vader in "Star Wars," to the "Raiders of the Lost Ark" boulder scene and the Wilhelm scream, check out all the pop culture references and homages you may have missed from the classic children's movie. Toy Story 4 opens in theaters nationwide on June 21st.