October 1st is trending on TikTok in connection with the song "we fell in love in october" by girl in red. The trend is about the coming of fall, and particularly about falling in love in the fall. People are using the date as a signifier for the arrival of fall, and the trend involves setting your video to the song "we fell in love in october" by girl in red. Some people post lovely tributes to their girlfriends on Oct. 1, while others make videos about how much theyd love to be on the date with their crush. The trend has earned more than 7 billion views on TikTok.