"Numb Little Bug" is a song by American singer-songwriter Em Beihold, released as her major-label debut single on January 28, 2022, through Republic Records and Moon Projects. It was written by Beihold with Nick Lopez and Dru DeCaro, and produced by DeCaro, Elijah Hill and Dallas Caton. The song went viral on TikTok in early 2022, where it had been used in more than 60,000 videos by late February 2022. Beihold wrote the song about being "numb" while on antidepressants due to her anxiety, saying they "sucked the soul and energy" out of her. She shared a portion of the song on TikTok in mid-2021, after which she signed with Moon Projects and released the song through Republic Records.A press release called the song a "pensive and powerful pop anthem" with "airy piano" and "bouncy verses".