Are there any blues bars in Taksim?

Travel Info
I know Karga in Kad谋k枚y but it's far from where i live.. Anyone knows any country western and blues bars in Istanbul Taksim area? Someone said Shaft b4 and when i got there, the band was singing from 陌bo... Names and address please....

Travel Tips

sorry love. i dont know
Others

Check the program of JC's (or Jazz Club) in Ortakoy next to the Radisson Hotel. I think they have some good stuff, mainly jazz but they could perform other related music style as well!
http://www.istanbuljazz.com/
i've heard a place called "mojo blues bar" but don't have any idea about the place or the music... sorry...