A Bear in the Box is demonstrated to the tune of "Pop Goes the Weasel" and a woman voice (that of Julie Aigner-Clark) says "Hello!".
One of Julie Aigner-Clark's kids' is shown playing Peekaboo during the end credits, then is given a rattle to play with.
The musical clock that plays the nursery rhyme "My Grandfather's Clock" has the exact same sound that can be heard when viewing the Marionette or Baby's camera in the horror video game Five Nights At Freddy's 2.