The world's biggest pop stars worked together to pull off a unique concert filmed via cell phone on Saturday.Dedicated to health workers battling to save lives amid the coronavirus pandemic, the eight-hour long YouTube extravaganza ended in a two-hour long primetime show screened on multiple U.S.
television channels.Old timers such as The Beatles star Paul McCartney and The Rolling Stones joined the latest music sensations, from Lizzo, to Taylor Swift and Billie Eilish.Their performances were interspersed with messages of hope, encouragement and advice, with everyone from Beyonce toWHO Director-General Tedros Adhanom Ghebreyesus,UN sec general Amina J.