Snoop Dogg Dick Clark Hayley Williams
Kevork Djansezian / Robert Mora / Christopher Polk, Getty Images

Today, April 18, 2012, American media icon Dick Clark died at the age of 82 after suffering a massive heart attack. Over the years, the five-time Emmy winner, Rock and Roll Hall of Fame inductee and renowned producer entertained Americans on the radio and on shows like 'American Bandstand,' 'New Year's Rockin' Eve,' a number of game shows like 'Pyramid,' beauty pageants and more.

Dick Clark forever changed the world of music and television, and there were many stars who took to Twitter to express their grief over the passing of the legendary onscreen personality. Snoop Dogg, Hayley Williams of Paramore, the Jonas Brothers, Fergie and many other tweeted their condolences -- see what they had to say about 'America's Oldest Teenager' below.

REST IN PEACE to the DICK CLARK!! U were pioneer n a good man!! Thank u sir
RIP Dick Clark. Will think of you every NYE.
You'll continue to be an inspiration to us all Dick Clark. Thanks for the amazing rockin years you were with us. You'll truly be missed
Dick Clark will be truly missed. We will carry on his legacy every New Year's Eve.
Dick Clark was a Rock 'n' Roll Radio/TV icon with an influence on pop culture for more than 50 years. Rest in peace. -ISAAC
Our hearts go out 2 Dick Clark's family. The memories u've created will live forever & r experiences w/ u is something we will cherish 4 all r lives.
#RIPDickClark. A true music maverick. You will be missed.
Such sad news. RIP Dick Clark.
Dick Clark, what a a legend. Changed TV & Music forever. You will be missed Mr. Clark!
So sad to hear about Dick Clark's passing. New Years Eve won't be the same without him. An icon that will be missed.
RIP Mr. Dick Clark. You will be missed
the end of an era. R.I.P. Dick Clark.
R.I.P. Dick Clark? Say it ain't so...
A sad day as we have lost Dick Clark, an American Icon. You will be missed.
RIP Dick Clark
Farewell to one of my all time idols Dick Clark- genius pioneer in music/television and just a great guy! You will be missed!