Friend’s got the access to Diablo III’s beta and you didn’t? Don’t worry, Diablo III’s beta is soon going to open, for 3 days. Starting from April 20 at 12:01 p.m. PST and running until April 23 until 10:00 a.m. PST. You’ll be able to play with all the five classes and upto level 13. All of the available content can be played alone or with friends over battle.net
For more details, visit the official page.