Talk:Birthday/@comment-5392675-20141120020047

"Til" and "Till" aren't really that much of a difference - "Til" is a shortened form of "Until". Also, most of the other lyrics stated as "wrong" are actually correct. I could provide two forms of evidence right here: lyric video and lyric page.

http://www.azlyrics.com/lyrics/katyperry/birthday.html