Movie Idea "Royalty Roulette"

Genre: Dark Comedy (a la Ben Stiller)
Plot: 12 famed musicians meet in rehab and place a wager after reaching sobriety that the last on surviving gets the rights to their collective works as an incentive to stay sober. With a net worth of $4.5 billion dollars each member is trying to bump off the other eleven with drugs.
Characters:
Jimmy James-coked out blues guitarist
Johnny Ryall- drunk country guitarist
Billie Armstrong-famed pop pianist hooked on uppers
Zack Kremlin-alcoholic lead singer of heavy metal band Stonehenge
John Harding-pot smoking protest folk rock singer
Master Aster J-crack addict hip hop MC
Tammy Cat-twenty something female pop singer addicted to pain killers
Dave Cooper-glam rocker hooked on heroin and cocaine
Chris Albano-heroin addict lead singer of grudge metal group Raging Youth
Derek Domino-pot smoking white blues guitarist from The Holy Sinners
Matt Chronic-heroin/pot addict bass player from death metal band Matricide
Howie Alexander-boy band singer from the Noize Boyz addicted to pain killers
Scene Sequence:
1) At a nightclub cops having found out Howie and Tammy are abusing pain killers catch them in the bathroom stall
2) Scandal exposed on MTV
3) At a Tibetan benefit concert Zack, Chris and Matt pass out and sent to rehab
4) Scandal exposed on MTV
5) Master Aster J arrested for disorderly conduct and found in possession of crack
6) Scandal exposed on BET
7) Dave found motionless on the floor sent to the hospital
8) Scandal exposed on VH1
9) Billie crashes into a family of eight and is arrested
10) Scandal is exposed on VH1
11) Johnny, Jimmy, John and Derek are arrested on the Ohio-Kentucky border for speeding and then a drug bust
12) Scandal exposed on FM radio
13) First day at rehab they all meet by the tennis court/pool/lounge
14) Group therapy
15) New medication
16) A Devil's Deal signing sole rights to their collective works on the last sober member
17) Fully rehabilitated
18) Jimmy James takes Billie Armstrong on an over extensive tour with him
19) Tammy Kat gets Howie Alexander into extreme sports
20) Derek Domino takes Master Aster J on the South leg of his upcoming tour
21) Chris Albano asks Matt Chronic to play with him up in Canada
22) Zack Kremlin and Dave Cooper play together at Ozzfest
23) John Harding and Johnny Ryall retire to live in the country
24) Billie Armstrong dies from a heart attack while performing
25) Howie dies when he loses control of his dirt bike when two dozen pain killers kick in
26) Master Aster J is shot after an Oklahoma City concert
27) Dave Cooper trampled by unruly concert mob
28) Matt Chronic gets pot induced stroke dies
29) Zack, Tammy, Jimmy, Chris and Derek celebrate elaborately unknowingly drinking alcohol sent by an anonymous caterer
30) Johnny Ryall and John Harding share the inheritance and donates a vast portion to Feed The Poor