Is it easy to hack an iPhone?

Is hacking an iPhone a long process? Or can anyone or any body do it? Because my phones been acting slow and weird recently and I think someone's hacked it. Also I use my homes Wi-Fi and I left my Bluetooth on but I have never actually used my Bluetooth.

How to get to sleep tonight?

Obviously its Christmas eve tonight but I always have trouble getting to sleep and I always just want to get to sleep then wake up and it's Christmas! I'm just so excited my mind is overflowing with thoughts and ideas on what my gifts might be. I already know I'm getting an iPhone but that's not tomorrow, its kind of like a late gift.
But yeah, how do I sleep? Thanks for answering, and a very merry Christmas to you all! <3

How to get back deleted photos on iPhone without using computer?

How to get back deleted photos in iPhone without using computer. My phone version is IOS 5.1.1 and already jailbroken. My friend deleted a photo on my iPhone and that photo is important to me. But my phone never back up. So can I get back deleted photos with cydia?

How to unlock iphone 4/iphone 4s?

How can I unlock an iphone 4 or iphone 4s without ruining the phone or having anything reset its self I just want to open it without anyone knowing or messing anything up?

Disable Control Center (iOS7)?

So I upgraded to iOS7 on my iPhone a little while ago and I'm wondering if there's a way to turn off the control center all of the time? I already have in apps and on the lock screen but I think it is the most frustratingly interrupting and USELESS feature in the universe and I'm so irritated I'm trying to figure out if I can get rid of it for good. Is it possible?