The two big releases impacting this week sucked up all the air at T40 as the Shawn Mendes & Justin Bieber’s "Monster" (Island/Def Jam-Republic) pulled in 135 adds, earning it #1 Most Added honors, and Miley Cyrus’s "Prisoner" f/Dua Lipa (Warner-RCA) scored 74 adds for #2 Most Added. Republic has another four songs in the Top 10 Most Added with The Weeknd’s "Save Your Tears" (XO) posting 42 adds, Pop Smoke’s "What You Know Bout Love" (Victor Victor) grabbing 13 adds, Ariana Grande’s "34 + 35" pulling in 8 adds and Conan Gray’s "Heather" scoring an additional 8 adds. Columbia sees three tracks in the Top 10, Lil Nas X’s "Holiday" with 18 adds, Ritt Momney’s "Put Your Records On" (Disruptor) with 17 adds and The Kid LAROI’s "So Done" with 14 adds. Capitolcloses out the Top 10 with 8 more adds on Internet Money’s "Lemonade" f/Gunna, Toliver & Nav (10k Projects).