Every 5-year-old knows it. It is the most frequently sung song in the English language, according to the Guinness Book of World Records, surpassing the works of Bach, Beethoven and the Beatles, says ...

Birthdays are complicated — some people love them, others try to ignore ’em completely. If there’s one thing we can all agree on, it’s that there’s no shortage of great birthday songs out there. There ...

Katy Perry creates some of the most memorable beats in pop music today — and “Birthday” is no exception. The dance-inducing track does exactly what it says: makes us wish it was our birthday every day ...