Futurama Episodes

After arriving at an asteroid field in deep space, Fry, Leela and Bender attempt to collect honey produced by vicious space bees. Leela decides to take a baby queen bee that incidentally kills Fry! While at Fry’s funeral, guilt-ridden Leela has a romantic dream that causes her to believe that Fry is still alive. As Leela’s bizarre dreams continue to develop, she sinks into a much stranger sleep.
wikipedia.org summary:
A mission to collect honey from deadly space bees apparently leads to Fry’s sting-induced death. Leela is wracked with remorse, until Fry visits her in her dreams. As Leela’s hallucinations intensify, she begins to suspect that she might be going crazy.
imdb.com summary:
Sent on the same mission which caused the deaths of the previous Planet Express crew, Leela mourns the apparent death of Fry.