Kim Porter, the mother of Diddy's children, died on Thursday at the age of 47.
TMZ reported that sources close to the actress and model died of cardiac arrest before being found in her California home, though not much else is known about her death at this time.
SEE ALSO: Kim Porter dead at 47: details
That didn't stop stars and some of Porter's famous friends from taking to social media to pay tribute to the mother of four. Gabrielle Union, Missy Elliott, Drake, Wendy Williams, Nicki Minaj and more celebrities took to Twitter and Instagram to express shock over Porter's sudden and heartbreaking death.
See how stars reacted to Kim Porter's death below: