Forgive me if this is a stupid question, or has been covered numerous times:  I did a search, and couldn't find it.
How do I download an app (or song) on itunes (on my Macbook), and have it automatically show up on my iPhone or iPod touch?
Thanks in advance.
	
		
			
		
		
	
				
			How do I download an app (or song) on itunes (on my Macbook), and have it automatically show up on my iPhone or iPod touch?
Thanks in advance.