Sorry, it's not possible
First you make an account. Then click submit and there you are =3
It is a iPhone or iPad app that people can post pictures and comment on their pictures
No, you do not. It is not required to post artwork to have a deviantart account.
Submit -> Submit Art
Yes. Using TwitPic
You could try the website, DeviantArt.
You can use DeviantART and then upload your arts on your profile. Then when you go to a chat, you can post the thumb link of your art to chat. DeviantART have the FAQ for it as well. http://www.deviantart.com
Instagram is a mobile app that allows you to take pictures and add creative touch to it. You can post and share the pictures on Instagram. Creating an Instagram is easy. You just need to: Download the application from Play store if you are using Android phone or from Apple store if you are using iPhone or iPad. Create an account Add your account to your social network accounts like Facebook, Twitter, Tumblr and Tumbler. Take pictures with your mobile and share it on Instagram.
You can post pictures through:Picasa Web AlbumsGoogle AccountsFacebookTwitterBuzz
To upload pictures from your iPad to Facebook, download the Facebook app from AppStore . This has a built-in interface for connecting to yr Fb account & uploading pictures to your fb profile. There is app available named sortshots which can help you in sharing your pictures directly to social networking sites like facebook, Twitter, Picasa and Flickr.
Maybe this will help you. It's not the best but here it is.^-^ http://www.youtube.com/watch?v=-9tmdyY_c18
You can post a video directly to Facebook group on your iPad or iPhone by simply emailing the video straight to your account.