When Bender is hanging onto the escape pod, the bracelet between him and the robot Countess switches position multiple times.
At the end of the episode, after Countess De La Roca is swallowed by the black hole, Bender opens the hatch and gets into the escape pod. Yet, no one inside suffers any lack of oxygen or the effects of a depressurization.
Leela introduces Fry to Zapp Brannigan, yet those two already met in 'Love's Labours Lost in Space'.
Bender is wearing a magnetic bow tie. But the presence of magnets makes him sing folk songs - so why wasn't he singing folk songs to "The Countess?"