Found this great app.
Music Controls Pro
It just keeps getting better!
Music Controls Pro is the next step in how you control your music. Here are just a few of the changes:
Video backgrounding: videos keep playing when you hit the home button!
Remote server: use Remote from another device to control your music apps! Playlists not yet supported
Revamped engine: Multiple music apps can be open, and swipe controls are usable with natively-supported apps!
SBSettings toggles for the Remote server and Swipes
Dock metadata: Show what's playing on your car stereo or speaker system!
Expanded app support: Audiogalaxy, rdio, Napster, and ZumoCast are now supported!
Multitask while listening to your favorite music applications!
Music Controls Pro adds backgrounding and system integration into many popular music applications, and gives you many ways to interact with your music:
Task Controls (4.x)
Lockscreen controls
Lockscreen swipe gestures
Swipe gestures while the display is off
Headset controls
Bluetooth controls (3.1-4.x)
Statusbar controls (3.x)
Popup controls (3.x)
Statusbar info (4.x)
Remote server
Dock controls (4.x)
Music Controls Pro has support for 42 programs:
iPod
AccuRadio
Airband
Audiogalaxy New!
Bing Music
CBS Radio
dTunes
finetune
Flycast Select
Grooveshark
iFile
iheartradio
imeem
iTunes Top 100
iPeng
iSub
KKBOX
Last.fm
Napster New!
ooTunes
OrbLive
OrbMusic
OurStage Radio
Pandora
PlugPlayer
PwnPlayer Lite
radio.com
rdio New!
Remote
Rhapsody
RSSPlayer
Simplify Music 2
Sirius Canada
Sirius/XM
Slacker
Spotify
Stitcher
Top 100s By Year
Top 100s Music Mega Pack
XBMC Music Streamer
Yahoo! Music
Zumocast New!
More about this app here
