Hello I have gom player which doesnot play BUP,IFO,VOB file. pleqse tell me what programme do I neet to download to play such music file formats?

Those are DVD files. Download VLC Player, it's free and will play those files. http://www.videolan.org/vlc/downloa...

I think the Need4 Video Converter is your best choice,It alway works well for me. It helps you converter moving videos between all popular formats, Enjoy the highest conversion speed on the market! Supported formats Input Video Formats: AVI (DivX, XviD, etc.), DV AVI, MP4 (Sony PSP, Apple TV, iPod, iPhone, BlackBerry, etc), WMV (including Zune), ASF, FLV, 3GP, 3GP2, 3GPP, 3GPP2, QuickTime (MOV, QT), DVD, VOB, IFO, VIDEO_TS, AUDIO_TS, MPG, MPEG 1,2,4, MOD, DAT, MJPEG, VCD, SVCD, H.263. NEW! M2T, MTS, MKV, VRO Output Video Formats: AVI (including DivX, XviD, MJPEG, and other codecs), MP4 (Sony PSP, Apple TV, iPod, iPhone, etc), WMV (including Zune) 3GP, 3GP2, 3GPP, 3GPP2, QuickTime (MOV, QT), FLV, MPG, MPEG 1,2,4, H.263, H.264, Real Media (RM, RMVB). Output Video for Mobile Devices: iPod, iPhone, Apple TV, PSP, Zune, PDA/Pocket PC (including BlackBerry), Creative Zen, Archos, Epson media players, any cellphone. You can see detail and Guides in here: http://www.kooksoft.com/Need4-Video-Converter_1686.html I hope this may help you.