In the United Kingdom, the song entered the UK Singles Chart at number 5 during the week of December 10, 1994. The following week, the song peaked at number 2, staying there for the final three weeks of December (held out of the coveted "Christmas No. 1" honor by East 17's "Stay Another Day"). As of January 27, 2017, it had spent seventy-eight weeks on the UK Singles Chart. As of December 19, 2013, "All I Want for Christmas Is You" has sold one million copies in the UK. On Christmas Day 2020, it was certified quintuple platinum by the British Phonographic Industry for shipment of three million units (including streams) and remains Carey's best-selling single in the UK. In 2010, "All I Want for Christmas Is You" was named the No. 1 holiday song of the decade in the United Kingdom. The song peaked at number 2 in the United Kingdom for a second time in December 2017 and reached number 2 again in 2018 and 2019. It topped the UK Singles Chart for the first time ever on December 11, 2020 – for the week ending date December 17, 2020 – 26 years after its initial release. The song also set an Official Chart record, reaching number one in its seventieth week in the top 40; no other song in UK chart history has spent more weeks in the top 40 before reaching number one. As of March 2021, "All I Want for Christmas is You" is Carey's most-streamed song in the United Kingdom, and overall the seventh most-streamed song by a female artist in the country, with 235 million streams.