When the narrator, Thomas Fritsch, says its about Snowwhite and the seven dwarf, Ottos famous yodeling can be heard. Thomas Fritsch then says "No, not these 7 dwarfs."
When Kalkofe mentioned that John Leguizamo was the original voice of Sid in "Ice Age" Rütten called him the American Otto Waalkes, the German voice of Sid, and said that he hopes that he didn't have to be in this movie as well