"How Long" is a song by Charlie Puth, released on October 5, 2017, as the second single from his second studio album, Voicenotes (2018). The song has a length of 3 minutes and 18 seconds. It features a catchy chorus and represents a stylistic shift towards a funkier, R&B-leaning sound for Puth. The song reached notable chart success, including the top 10 in several countries and peaked at number 21 on the US Billboard Hot 100. The music video was released on October 19, 2017, and has amassed over 712 million views as of October 2024.
