Simpsons: Homer, Marge, Bart, Lisa, Krusty the Clown, and Sideshow Bob SpongeBob SquarePants: SpongeBob, Patrick, Squidward, and Bikini Bottomites Transformers: Optimus Prime, Bumblebee, and Megatron Trolls: Poppy, Branch, and Guy Diamond Annual events Universal Studios Florida features several seasonal events throughout its operating calendar. Some are included in the daily park admission, while others are separately-ticketed events. Grad Bash and Gradventure Grad Bash and Gradventure are two separate events held in April and May at the park. Grad Bash is an event for graduating high school senior classes who can gather for an exclusive, all-night party at both theme parks of Universal Orlando Resort, live performances, dance parties, and live pre-parties at the Universal Music Plaza Stage. After Disney's retirement of Grad Nite, Grad Bash was held for five nights in 2012. Gradventure is aimed to junior high/middle school graduating students. Halloween Horror Nights Universal's Halloween Horror Nights is a hard-ticketed event where the park becomes into a haunted playground, including scare zones, numerous haunted houses, and special themed shows. The event is run annually in late September, October, and early November. Universal's Holiday Parade featuring Macy's Universal's Holiday Parade featuring Macy's, formerly known as Macy's Holiday Parade, is a month-long event in December featuring authentic balloons from the Macy's Thanksgiving Day Parade in celebration of Christmas at the park. The parade was rebranded in 2017, adding holiday floats, balloons, and choreographed characters based on Illumination's Despicable Me franchise, as well as the Madagascar and Shrek franchises from DreamWorks Animation. Mardi Gras Generally in February through to April, a parade and concert series inspired by New Orleans' Fat Tuesday party is held at the park. The parade takes place in the evening and consists of park employees and other appointed park guests throwing beads to other park guests. Rock the Universe Rock the Universe is the park's Christian music festival, featuring two days in January or February (as of 2019, prior years held this event in September. This was likely done in response to the cancellation of the event in 2017 due to Hurricane Irma.) of concerts with leading contemporary Christian, Christian rock, and Christian rap artists live at the Universal Music Plaza Stage. Summer Concert Series The Summer Concert Series occurs annually and features a variety of popular music acts performing live at the Universal Music Plaza Stage. Universal Express Universal offers an optional, pay-per-person pass known as Universal