Celebrities, friends react to news of Joan Rivers' death


When news broke on Twitter that Joan Rivers passed away Thursday afternoon, celebrities and friends immediately began posting tweets in memory of the late comedienne.

As a trailblazer and comedy legend, Rivers touched many lives in Hollywood throughout her 50-year career.

Her influence is evident in the personal memories stars have been sharing with fans -- and the sheer reverence placed upon the 'Queen of Comedy.'

Stars are also taking a moment to send their thoughts to Joan's daughter, Melissa Rivers.

See celebrities' tweets in reaction to news of Joan Rivers' death:

Plus, Joan Rivers throughout the years: