 In 2003, Astudillo made an appearance at the 11th Annual El Premio ASCAP Awards, where he expressed that even though he did not win any awards, he was there to show support for the people who did.In 2005, his "Greatest Hits" album was released under the Univision label.He re-united with the original Dinos from Selena y Los Dinos for a historic massive tribute concert in honor of the slain superstar on April 7, 2005, at the Reliant Stadium in Houston, Texas.