Steve Carell and Jim Carrey play Burt Wonderstone and Steve Gray respectively. This is the third film in which Carrey and Carell starred alongside another, after 2003's Bruce Almighty and 2008's Horton Hears a Who!.
As Brian68 mentioned voice and text does not count as data. Voice and text usage will deduct from your voice and message plan only. Yes, you can turn off data and make/send & receive calls and text. The wifi data usage concern has been addressed by the ios6 update. Please let me know if you need any additional assistance.
Deleted text messages just sit there until they're overwritten. With the growing memory on phones, it's not uncommon to have thousands of text messages. Most phone systems operate on a database, and so the data may still be there marked with a flag that says deleted. A normal user or IT person won't be able to see the deleted messages, but that's where forensic tools are helpful.