Background in iphone messaging?

Will

So I watched Katy Perry's roar music video, and I wanted to know if I could change the background on my SMS like hers?

stu

That was a windows phone… So no. You would need to jailbreak your phone in order to do this.

reason 86 that android is better than iOS… Customization. I could get that look in about 2 minutes with an app on android.

YouTube won't play in background? IPhone 4? I have an iPhone 4 and I can't get my YouTube to play in the background like when I hit the home button it turns off or when I lock it and press play it will play from my album from iTunes. I use the YouTube app. How can I get it to work?
Why can't i play youtube videos in background/lock screen on my iphone anymore? I always used to be able to do this, is there any way to still do it? Or is there any way to get an older version of the app that will alow me to do it? And does anyone know why they stopped this function? Very frustrating!
Why can't I listen to YouTube in the background on my iPhone? Normally I would double click the home button, and slide right and press play, and it would work, but since I updated my iPhone, I couldn't do that. Any solutions?
What photo editing app on the iphone makes this space background? I've been seeing on instagram pictures with the background looking space like. I was just wondering what app was being used. I asked a few people on instagram and they replied "i don't give out apps" i don't understand why they don't want to but thats what happens.heres an example of what i'm talking about thanks guys!