R. Bush or J. Cotchery in PPR?? WHIR

[bklmu]

For my flex position (RB/WR) should I start Reggie Bush @ BUF or Jerricho Cotchery vs TEN in a PPR league? I also have Joseph Addai @ ARI and S. Smith (NYG) @ TB but I'm pretty sure the other two options are better. See my full roster below. Thanks!

Yahoo H2H, 4th Pick, 12 Teams, 0.5 PPR
My Team:
QB- C. Palmer
WR- R. Wayne
WR- M. Colston
RB- M. Forte
RB- D. McFadden
TE- K. Winslow
W/R- R. Bush
K- D. Akers
D- Chicacgo

BN- J. Addai
BN- J. Cotchery
BN- M. Cassell
BN- J. Davis (Cle)
BN- S. Smith (NYG)
BN- New England DEF