Happy! Mario 20th

'''Happy! Mario 20th Super Mario Bros.' was an event that took place in 2005, celebrating 20 years since the start of the mainline Super Mario series with the release of Super Mario Bros.'' in 1985.

Games and accessories

 * Famicom-colored Game Boy Micro
 * The rerelease of the Famicom Mini GBA port for Super Mario Bros.
 * Happy! Mario 20th - Super Mario Sound Collection
 * Mario Tennis: Power Tour
 * Dr. Mario & Puzzle League

Miscellaneous

 * An interview with Shigeru Miyamoto on Nintendo Online Monthly that commented on Mario's development process