Here’s a look at some notable birthdays being celebrated today:

John Mellencamp

Age: 60

Occupation: Singer, Songwriter, and Musician

Known For: His catchy, populist brand of heartland rock, selling 40 million albums worldwide, racking up 22 Top 40 hits like ‘Pink Houses’ and ‘Jack & Diane,’ and being one of the founding members of Farm Aid

Simon Cowell

Age: 53

Occupation: Record Executive, Television Personality, and Entrepreneur

Known For: His former role as a judge on ‘American Idol,’ his current role as a judge on ‘X Factor,’ his frequently brusque critiques, his charity work for children’s and animal charities, and his love-hate relationship with singer Paula Abdul

Yo-Yo Ma

Age: 57

Occupation: Cellist and Composer

Known For: Being one of the most famous cellists of the modern age, and winning multiple Grammy Awards, the National Medal of Arts, and the Presidential Medal of Freedom

Thom Yorke

Age: 44

Occupation: Singer, Songwriter, and Musician

Known For: Being the lead vocalist and principal songwriter of the band Radiohead, songs like ‘Creep,’ and being named to Rolling Stone Magazine’s 100 Greatest Singers of All Time

Toni Braxton

Age: 44

Occupation: Singer, Songwriter, and Actress

Known For: Songs such as ‘You’re Makin’ Me High’ and ‘Un-Break My Heart,’ winning six Grammy Awards, her frequent financial woes, and her reality series ‘Braxton Family Values’