Was Corbin Bleu on suite life of sack and Cody?

Yes, Corbin Bleu guest-starred in the Disney Channel series "The Suite Life of Zack & Cody." He appeared in the episode titled "That's So Suite Life of Hannah Montana," which was a crossover episode featuring characters from both "The Suite Life" and "Hannah Montana." Bleu played the character of himself, performing alongside other guest stars.