Why doesn't the play on the realms button show up on my minecraft pe?

Mojang is encountering a lot of problems like this so they will probably fix this next week don't worry just have patience and they will fix this, problem. THIS realms problem is the MOST ANNOYING BUG I EVER HAD YOU KNOW WHY BECAUSE WHEN I WHEN TO THE WEBSITE IS SAID THIS PROBLEM HAS BEEN RESOLVED for 0.7.0 and below, HOW STUPID! I have 0.8.1 ALPha. I have the same problem. For bug tracker go to this website https://mojang.atlassian.net/browse/MCPE-5533?jql=text%20~%20%22No%20realms%20button%22