Grumpy Old Geeks Products Musical.ly Product Musical.ly 2 mentions in 1 episode An app for making karaoke videos that the speakers say was purchased and later rebranded as TikTok. Mentions 391: Chief Tomfoolery Officer Nov 9, 2019 27:31 a US company called Musical.ly, which was an app popular with teenagers 27:56 rebranded it as TikTok