PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!…

I have a Philips Go Gear mp4 player. I was going through it and deleting songs that I never listen to. I deleted about 20 songs and when I got to one it froze on "Delete Fergaliscious"? I clicked the up button to select yes and it froze!! What do I do to unfreeze it???? HELP ME PLEASE!!!!