iOS Animation not working

- (void)viewDidLoad
{
[super viewDidLoad];
self.crystalBall = [[ConsoleCrystalBall alloc] init];
self.backgroundView.animationImages = [[NSArray alloc] initWithObjects:
                                                                       [UIImage imageNamed:@"CB0001"],
                                                                       [UIImage imageNamed:@"CB0002"],
                                                                       [UIImage imageNamed:@"CB0003"],
                                                                       [UIImage imageNamed:@"CB0004"],
                                                                       [UIImage imageNamed:@"CB0005"],
                                                                       [UIImage imageNamed:@"CB0006"],
                                                                       [UIImage imageNamed:@"CB0007"],
                                                                       [UIImage imageNamed:@"CB0008"],
                                                                       [UIImage imageNamed:@"CB0009"],
                                                                       [UIImage imageNamed:@"CB00010"],
                                                                       [UIImage imageNamed:@"CB00011"],
                                                                       [UIImage imageNamed:@"CB00012"],
                                                                       [UIImage imageNamed:@"CB00013"],
                                                                       [UIImage imageNamed:@"CB00014"],
                                       [UIImage imageNamed:@"CB00015"], [UIImage imageNamed:@"CB00016"],
                                       [UIImage imageNamed:@"CB00017"], [UIImage imageNamed:@"CB00018"],
                                       [UIImage imageNamed:@"CB00019"], [UIImage imageNamed:@"CB00020"],
                                       [UIImage imageNamed:@"CB00021"], [UIImage imageNamed:@"CB00022"],
                                       [UIImage imageNamed:@"CB00023"], [UIImage imageNamed:@"CB00024"],
                                       [UIImage imageNamed:@"CB00025"], [UIImage imageNamed:@"CB00026"],
                                       [UIImage imageNamed:@"CB00027"], [UIImage imageNamed:@"CB00028"],
                                       [UIImage imageNamed:@"CB00029"], [UIImage imageNamed:@"CB00030"],
                                       [UIImage imageNamed:@"CB00031"], [UIImage imageNamed:@"CB00032"],
                                       [UIImage imageNamed:@"CB00033"], [UIImage imageNamed:@"CB00034"],
                                       [UIImage imageNamed:@"CB00035"], [UIImage imageNamed:@"CB00036"],
                                       [UIImage imageNamed:@"CB00037"], [UIImage imageNamed:@"CB00038"],
                                       [UIImage imageNamed:@"CB00039"], [UIImage imageNamed:@"CB00040"],
                                       [UIImage imageNamed:@"CB00041"], [UIImage imageNamed:@"CB00042"],
                                       [UIImage imageNamed:@"CB00043"], [UIImage imageNamed:@"CB00044"],
                                       [UIImage imageNamed:@"CB00045"],[UIImage imageNamed:@"CB00046"],
                                       [UIImage imageNamed:@"CB00047"], [UIImage imageNamed:@"CB00048"],
                                       [UIImage imageNamed:@"CB00049"], [UIImage imageNamed:@"CB00050"],
                                       [UIImage imageNamed:@"CB00051"], [UIImage imageNamed:@"CB00052"],
                                       [UIImage imageNamed:@"CB00053"], [UIImage imageNamed:@"CB00054"],
                                       [UIImage imageNamed:@"CB00055"], [UIImage imageNamed:@"CB00056"],
                                       [UIImage imageNamed:@"CB00057"], [UIImage imageNamed:@"CB00058"],
                                       [UIImage imageNamed:@"CB00059"], [UIImage imageNamed:@"CB00060"],  nil];

self.backgroundView.animationDuration = 2.5f;
self.backgroundView.animationRepeatCount = 1;

#pragma mark - Predictions

- (void) makePrediction {
[self.backgroundView startAnimating];
self.predictionLabel.text = [self.crystalBall randomPrediction];
}

#pragma mark - Motion Events

- (void) motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event {
    self.predictionLabel.text = nil;
}

   - (void) motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event {
   if (motion == UIEventSubtypeMotionShake)
   {
   [self makePrediction];
   }
}

#pragma mark - Touch Events

-(void) touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
self.predictionLabel.text = nil;
}

- (void) touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
[self makePrediction];
}

@end