Tesla CEO and world's richest person Elon Musk's girlfriend, Grimes, posted an Instagram story over the weekend where she said she "finally" has COVID-19. "Finally got COVID-19 but weirdly enjoying the DayQuil fever dream 2021," she wrote. The 32-year-old singer, who shares baby boy X Æ A-Xii with Musk, also shared the song 'Good Days' in her story about COVID-19.