[self.tableView reloadData];

tableView:
    Row 1
    Row 2

tableView
    Row 1
    Row 2
    Row 3 <- info I just added
    Row 1
    Row 2

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return [ItemsController sharedItemsController].count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    ItemsController* controller = [ItemsController sharedItemsController];
    NSMutableArray*	recentItems = controller.listOfRecentItems;

    CustomCell *cell = nil;
    NSUInteger row = [indexPath row];

    if( row < recentItems.count )
    {
    	Items*  item = [recentItems objectAtIndex:row];
    	if( recentCellData == nil )
    		recentCellData = [[NSMutableDictionary alloc] initWithCapacity:[indexPath length]];

    	if( [recentCellData count] > 0 )
    		cell = [recentCellData objectForKey:[NSString stringWithFormat:@"%d", row]];
    	if (cell == nil) {
    		UIViewController * view1 = [[UIViewController alloc] initWithNibName:@"CustomCell" bundle:nil];

    		cell = (CustomCell*)[view1 view];

    		[recentCellData setObject:cell forKey:[NSString stringWithFormat:@"%d",row]];
    	}

       // do some other stuff here
    }
    // Set up the cell
    return cell;
}