Fellow team principals, former drivers, pundits, many took the opportunity to chime in and wish Sir Frank Williams a very happy 75th birthday.
Check out joyous well-wishing video below.
From everyone at Williams, and everyone in the paddock, Happy 75th Birthday, Sir Frank.#HappyBirthday #FW75 #Williams40 #WeAreRacing pic.twitter.com/cZvmZS9n3K
— WILLIAMS RACING (@WilliamsRacing) April 16, 2017
