Manny Pacquiao vs. Yordenis Ugás, billed as "The Legend vs. The Olympian", was a welterweight professional boxing match contested between former eight-division world champion Manny Pacquiao, and WBA (Super) champion Yordenis Ugás. The bout took place on August 21, 2021, at the T-Mobile Arena in Paradise, Nevada, U.S. This was Manny Pacquiao's final boxing match before his retirement later that year.

The 2021 SummerSlam was the 34th annual SummerSlam professional wrestling pay-per-view (PPV) and livestreaming event produced by WWE. It was held for wrestlers from the promotion's Raw and SmackDown brand divisions. The event took place on Saturday, August 21, 2021, at Allegiant Stadium in the Las Vegas suburb of Paradise, Nevada, and was the first SummerSlam to livestream on Peacock. It was not the first SummerSlam to take place on a Saturday, but it was the first to air live on a Saturday, as well as the first SummerSlam to take place in a stadium since the 1992 event. It was also WWE's first event to air in theaters in the United States in addition to the other broadcast outlets.