"Happier" is a song by American music producer Marshmello and British band Bastille. Written and produced by Marshmello, with lyrics from Dan Smith and Steve Mac, it was released by Astralwerks on August 17, 2018. It reached number two on both the UK Singles Chart and the Billboard Hot 100 and is the highest charting single for Marshmello in both the UK and the US. It is also Bastille's highest charting single as well on both charts surpassing their 2013 single "Pompeii"'s number five peak on the Hot 100 and tying at its number two peak on the UK chart. It also logged 27 weeks in the top ten of the Hot 100. The song also currently holds the record for most weeks spent at number one on the US Dance/Electronic Songs chart, with 69 weeks as of January 2020.