HI..... I having trouble playing some vob files that are floyd dvd's

BREATHE-DVD-006_2006.04.07_DG AOL Music Sessions
1994-09-23 PF Lyon 23.9.94 DVD (CH-005)

I never downloaded a dvd before so I'm not familar with what program to play or burn these vob files to.

i'm running winxp sp2

Please help I'm dying to see these shows!!!!!!!!!!!!!!!!!1