Washington DC, April 21 -- Singer-actor Jennifer Hudson has described her return to American Idol as a guest judge as "insane," more than 20 years after she first appeared as a contestant on the show, according to E! News.

Hudson, who rose to fame after finishing seventh on the third season of the popular reality series, reflected on the full-circle moment during an interview with E! News.

"To be on the other side of everything is insane, but it puts how much time has passed into perspective," she said. "I'm like, 'Wow. Idol was 22 years ago. Dreamgirls was 20 years ago.'"

The actor, who later won an Academy Award for her role in Dreamgirls, said she now sees the passage of time as a blessing. "OK, yes, I can return as a judge or mento...