The former 'American Idol' host reunited with Jennifer Hudson and reminisced on the latter's controversial elimination.
The former 'American Idol' judge gushed that he is 'more proud' of Hudson than any show winner.
Clarkson was honored with a star on the Hollywood Walk of Fame Monday.
American Idol’ favorites reunite for the show’s 20th anniversary, including the original judges, Paula Abdul and Randy Jackson.
The duo will return to the judges' table on May 2.
ET spoke to Jackson about the long-running music competition series and his new show 'Name That Tune.'
‘Name That Tune’ airs Tuesdays on Fox.
Check out this exclusive sneak peek of 'Name That Tune,' premiering March 29 on Fox.
The 'Name That Tune' bandleader is opening up about commiserating with his former 'American Idol' co-star over their back injuries.
ET's Nischelle Turner also spoke with Jackson about his upcoming reunion with the band Journey and 'Name That Tune.'
Only ET was with host Jane Krakowski and band leader Randy Jackson ahead of the show's premiere Jan. 6 on Fox.
Union's exit from Cowell's NBC reality competition series prompted an investigation by the network.
Simon Cowell, Paula Abdul, Randy Jackson, and runner-up Justin Guarini all appeared on Wednesday’s ‘The Kelly Clarkson Show.’
Joe Jackson Guided Michael and Janet to Superstardom – But at What Cost?