How do I get a deleted app bk on my iPhone!??

[Mrscooper]

I accidently deleted an app on my iPhone n nw I can't get it bk on!?
Iv been bk on the app store but it just says app installed!!??
Anyone got any ideas!??

Thanks

 

[pcs are junk]

restart the phone and get it from the app store...or sync with ur computer.