1. George Carlin's 7 dirty words that were banned from broadcast television in the United States.
2. On December 30, 2013, Alok Nath started trending on Twitter due to a joke made by comedian Kapil Sharma about him marrying all of Nath's daughters.
3. The laugh track, an audio recording of audience laughter, was invented by sound engineer Charles Douglass to simulate or augment laughter in television and radio shows.