Black Cobain and Fat TrelTuesday:
>> By now, you should know who Wale is as an artist. Today, though, you have the chance to get to know him as a promoter of local talent. Board Administration is his imprint, and he’ll be taking to the U Street Music Hall stage with his artists Black Cobain and Fat Trel, as well as Tiara Thomas and UCB. $10, 7 p.m.
>> Emcees (Madam Madon, G*Two, T.E.F.L.O.N. and Kaimbr) and producers (Nick tha 1da, Surock, Grussle and A. Sesay) get together for the “Attack of the Beat Machines 2” and will showcase their talents at Bohemian Caverns. $10, 9 p.m.
Wednesday:
>> Jazz and R&B vocalist Angela Johnson returns to the District for two performances in one night at Bohemian Caverns. $15 in advance/$18 at the door, 8 p.m. and 10 p.m.
>> It’s been over 15 years since Cleveland natives Bone Thugs-n-Harmony first made us take notice with their one-of-a-kind rhyme styles. After some tumultuous years, the crew is back with its original lineup, an album — Uni5: The World’s Enemy, released earlier this year — and a show at the 9:30 Club. $25, 10 p.m.