Buzz Bites (3/26/12): Madonna Makes Surprise Stop At Miami's Ultra Music Festival

Madonna hit Ultra Music Festival and did a live Facebook chat over the weekend. 'MDNA' is out today.

+ Spotted: Madonna over the weekend at Ultra Music Festival, a celebration of all things EDM. "In my world, music and dance are not separate... Electronic music has been a part of my career since I started, and I can honestly say, 'A DJ saved my life,'" she said before introducing Avicii. (MTV News)

+ Madonna's been a busy gal -- she also participated in a live Facebook chat on Saturday night with Jimmy Fallon to talk about MDNA, which streets today, and to give Fallon some (much-needed) dance lessons. Peep it here. (Billboard)

+ Watch deadmau5 get the pool party started during his appearance at Miami Music Week on Saturday. (MTV News)

+ Check out Melanie Fiona with J. Cole performing her song "This Time" on "The Tonight Show With Jay Leno" on Friday. Fiona's The MF Life dropped last Tuesday. (Rap-Up)

+ Justin Bieber's "Boyfriend" finally gets its release today, but not before he gave a preview on "Ellen" and a behind-the-scenes in-studio sneak peek. (Idolator)

+ Of Monsters and Men, who made our 15 SXSW Bands You Should Know list, will release My Head is an Animal stateside on Apr. 3, but you can stream the album in the meantime. #lovingthisalbum (NPR)

Photo credit: Getty Images