Mentioned by name.
Actually it spoofs it as "Japanese Friends" cable TV show.
Pikachu appears in Bart's hallucination.
When Bart and Lisa get lost in the forest, Bart says, "We'll just circle around like those kids in 'The Blair Witch Project.'"
Bart imagines Bender is in his class.
Spoofed in the couch gag
In this episode, Homer has bought a satellite dish and started watching satellite TV all day long. It shows how the beam from his dish reaches a satellite where a team of monkeys use wire connectors (like at old telephone stations) to connect various channels. Everything happens with a spectacular space backdrop (Earth, space) and Johann Strauss's The Blue Danube Waltz, all like in "2001."
Among others, this episode spoofs NBC news program.
The Simpsons watch a TV show titled "Who Wants to Marry an Internet Billionaire?", which spoofs "Who Wants to Marry a Multi-Millionaire?"
The Simpsons watch a TV show titled "Animal Survivor," which spoofs "Survivor."
A robot combat show on satellite tv, with one robot suggesting that they join forces and take on the humans.
Among others, this episode spoofs robat combat show.