This phrase, in perfect grammar is "Oh Really?", but in online lingo, you type it as "o rlly". This is mostly used when you are kind of shocked in a lollerskating kind of way.
"it rlly be like that sometimes..." is a term used mainly in texting and sometimes in conversation. often used in a sad contexts to relate to the person jokingly and often doesn't make any sense
Note: IT CAN POSSIBLY CURE DEPRESSION
friend:"man my dog just died and I'm sad"
you:"it rlly be [like that sometimes..."
friend and you:snicker friend:"it rlly do"