occasionally, episodes of "rugrats" and "spongebob squarepants" have aired regularly or as marathons during nick at nite special events in the 1990s and 2000s. this has also occurred during crossovers with nickelodeon special programming where the nickelodeon programming runs into the regular nick at nite timeslot. a 30-year reunion special of "double dare" aired on november 23, 2016. regular marathons occur on nick at nite. usually when a show debuts, it receives an all-night or a week-long marathon. seasonal marathons also occur for holidays such as valentine's day, st. patrick's day, mother's day, father's day, halloween, thanksgiving, and christmas.