Just like all of Jenni Rivera's fans, celebrities are in shock in the wake of the news of the singer's death. As previously reported, the Mexican-American artist died in a plane crash in Mexico on Sunday morning.
Some of her closest celebrity friends have taken to Twitter to express their grief.
Mario Lopez: "Spent some time with Jenni Rivera recently. What an amazing lady… Cool, smart, funny and talented. Such a travesty… God bless her family," tweeted the host, on Sunday, Dec. 9, 2012.