How many songs are in the album "O2Gamme, vol. 1" by DJ Merco?

There are a total of 15 songs in "O2Gamme, vol. 1".

When was the album "O2Gamme, vol. 1" by DJ Merco released?

"O2Gamme, vol. 1" was released on June 21, 2011.

#	Track	Artist	Key	Camelot	BPM
1	2Gamme - Introduction	DJ Merco	C Major	8B	126
2	Freestyle Nike'so	DJ Merco, Jessy Matador	G Major	9B	123
3	Miss K-Ramel	DJ Merco, DJ Japs	D♭ Major	3B	121
4	Meme Si	DJ Merco, Leyniie B	D♭ Major	3B	198
5	Wodegam - Interlude	DJ Merco	D♭ Minor	12A	99
6	Kizonzila	DJ Merco, La Selesao	D Major	10B	130
7	Predatori - Interlude	DJ Merco	A Major	11B	90
8	Freestyle Mala	DJ Merco, Killa Predator, Jay Zo King	B Minor	10A	133
9	C'est Sa - Merco Remix	DJ Merco, Anges d'Afrik	B Minor	10A	130
10	Popotin - La vie que j'ai choisi	DJ Merco, Lodia h2o	B Minor	10A	135
11	Freestyle Enjaillement	DJ Merco, Kamikaz	D♭ Minor	12A	133
12	Hello Kitty	DJ Merco, LHD	G Major	9B	88
13	Charabia - Remixx 2	DJ Merco, Hiro le Coq, DJ Japs, Kamikaz	G Major	9B	135
14	2Gamme - Outro	DJ Merco, ZippO	D Major	10B	130
15	Bonus Track	DJ Merco	C Major	8B	127