Spongebob 25th Anniversary 2024. First released in 1999, spongebob and friends in bikini bottom are celebrating their 25th anniversary. Nickelodeon’s iconic spongebob squarepants celebrates its 25th anniversary this year as one of the most popular animated series ever.

In celebration of spongebob’s 25th anniversary, wendy’s is launching the pineapple under the sea frosty. Spongebob squarepants is celebrating the 25th anniversary of the animated series with nickelodeon, and its kicking things off with spongebob and.