I used to play online games at an hour when a lot of Japanese players were online, I asked my sister who was studying Japanese for some phrases to say and this

I used to play online games at an hour when a lot of Japanese players were online, I asked my sister who was studying Japanese for some phrases to say and this was one of them. Now I know where she got it from! I also used this phrase when I was visiting Australia and met two Japanese guys at a bar, they thought it was hilarious.