After the American Idol Season 2 was over, Clay continued to work with 19E and other American Idol related shows. He was part of the American Idol 2 Summer Tour and was prominently featured in two American Idol Specials. He also made visits to American Idol during season three, four and five.
| Date | Description | Fountaindawg's Recaps |
| 6/3/03 | Introducing Canadian Idol Finalists. He and Ruben sang "Ain't no Stoppin' us now" |  |
| 7/18/03 | Gave advice to Canadian Idol Wildcards |
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| 7/22/03 | The group sang "What the world needs now" | |
| 8/19/03 | American Juniors Advice |  |
| 11/25/03 | American Idol Christmas Special (FOX) Clay hosted this Christmas special which showcased talents from the different American Idol Seasons and shows. Clay sang "Don't save it all for Christmas Day", "White Christmas" with Kim Locke, "The First Noel" and various group numbers and medleys. |
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| 1/1/04 | American Idol: Life on the Road (FOX): This is a behind-the-scenes special about the 2003 AI tour. Clay is featured prominently, including scenes from his homecoming in Raleigh , partial performances of TITN and "Invisible", his visit to Capitol Hill, and dealing with technical problems in Chicago. |
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| 3/17/04 | Return to AI: Solitaire (FOX) Clay returned to the AI stage on the top 12 show of American Idol Season 3. He sang his hit single "Solitaire" and answered a few questions from the top 12 about what they can expect after the show. |  |
| 5/12/04 | Clay performs Fantasy (FOX) Clay sang Earth, Wind, & Fire's "Fantasy" with the remaining four contestants on the Disco Night results show. He then sat with Ryan for a short interview, where he also gave very honest comments about the contestants, the judges, and the competition in general. |  |
| 5/26/04 | Clay on AI3 Finale (FOX) Clay emceed Fantasia's hometown party in Greensboro , NC during the American idol Season 3 Finale night. |  |
| 4/26/05 - 4/27/05 | Clay on AI4 (FOX) Clay was a guest in the audience at AI for both Tuesday's show and Wednesday's show. There were pictures taken by wireimage of him and the Idol contestants and judges after each show. |  |
| 5/24/06 | Clay on AI5 (FOX) Clay was a guest on the finale with a surprise new hairdo. He sang "Don't Let the Sun Go Down on Me" |  |
| 1/29/07 | "American Idol Rewind" Narration |  |
| 10/07 - 11/07 | "American Idol Rewind" Narration |  |
| 4/23/08 | Revisit Former Idols on AI7's Andrew Lloyd Webber night |  |
