Trivia: At the Sunnyside Day Care there is a wooden version of Lighting McQueen rolling around on the floor. In the sandbox is the Luxor Ball, the yellow ball with the red star and blue stripe. There is also the Pizza Planet truck.
Trivia: Toward the end of the film, the toys are on a conveyor belt heading for the furnace and Lotso jumps off. At the moment when he grabs the wall rungs, the musical score for the next few seconds is taken from Monsters, Inc. when Sully and Mike are running through the hallways looking for Boo. Also when Andy is giving his toys to Bonnie and leaves it is plays the musical score from Monsters, Inc. when Sully and Mike had to say bye to Boo.
Trivia: Buzz Lightyear's batteries are Buy n' Large brand, a reference to Wall-E, another PIXAR film. (00:43:35)
Trivia: In the end credits, there is a scene where the toys are playing in the sandbox. You can see some of the toys playing volleyball with the Luxo ball. (01:34:55)
Trivia: Lee Unkrich, the director of Toy Story 3, voiced the Jack in the Box that yells "New toys!" to Andy's toys when they arrive at SunnySide. (00:21:15)
Trivia: The A113 logo that pops up in all of the Pixar films makes an appearance on the license plate on the back of Andy's mom's car. (00:18:30)
Trivia: The giant grey, grinning cat-like toy in the little girl's bedroom is actually Totoro from Hayao Miyazaki's film My Neighbor Totoro. This is the first time a Japanese Animated Cartoon character appears in a Pixar film. (00:34:45)
Trivia: Stay for the credits and you will see a cameo of a toy from Toy Story 2. (01:34:30)
Trivia: Toy Story makes references to Star Wars episode IV, Toy Story 2 makes references to episode V, and this film makes references to episode VI. When Big Baby throws Lotso into the dumpster, this is reminiscent of when Darth Vader throws The Emperor off the platform, camera angles and everything. (01:15:00)
Trivia: The number on the train at the beginning of the film is 95, which is a reference to the year that the first PIXAR film was released (1995). (00:01:10 - 00:02:30)
Trivia: The toy dinosaur with the name Velocistar 237 has more meaning than most know. It references director Lee Unkrich's favorite movie, The Shining, in which 237 is the number of the hotel room. (00:48:25)
Trivia: The first two Toy Story films have received a perfect 100% rating on rottentomatoes.com. If Toy Story 3 had also achieved a perfect rating, it would have been the first movie trilogy in cinema history to do so. However, this film ended up with a 99% fresh rating, with two negative reviews.
Trivia: At one point in the film, Woody's voice box says the phrase "I'd like to join your posse, boys, but first I'm gonna sing a little song." This phrase has not yet been said by Woody's voice box in the final cut of any Toy Story film (until now), but it did exist as far back as Toy Story (1995) in a deleted scene where Sid tortures Buzz and Woody. (00:33:30)
Trivia: In Andy's room there's a map of the world with black pushpins. The pushpins represent the hometowns of the production team. (00:08:00 - 00:10:20)
Trivia: If you hear closely in the scene where Andy and the toys are watching a movie you can hear the Wilhelm scream.
Trivia: Lotso was going to be the first movie's main protagonist but the animators had a hard time animating the fur, but he still kept the same name: Lotso.
Trivia: In Andy's room is a street sign with "W. Cutting Blvd" on it. That's the street where the original Pixar studio in Richmond, CA was located.
Answer: Yes, he is. He can be seen wearing the same black t-shirt with a skull motif that his younger self wore in the first movie and Pixar have confirmed that the character's intended to be Sid.
Tailkinker ★
In addition, they are voiced by the same person.