Demi Lovato's "Sorry Not Sorry" (Island/Republic) is the Most Added song at T40 radio this week, securing 64 adds on impact. Disruptor/Columbia's The Chainsmokers pull in the second biggest tally, with 46 stations for "Honest." Kesha's anthem "Praying" (RCA) scores 37 more adds, while French Montana's "Unforgettable" f/Swae Lee (Eardruma/Bad Boy/Interscope-Epic) brings in 19 new stations. J Balin's "Mi Gente" f/ Willy William (UMLE/Republic) scores 17 adds on impact. Capitol puts 16 new stations on Jonas Blue's "Mama" f/William Singe. Warner Bros. stacks 15 more on Macklemore's "Glorious" f/Skylar Grey (Macklemore). And Def Jam continues to build the story on Logic's "1-800-273-8255" f/Alessia Cara & Khalid, by closing 12 more believers this week.