Happy - Mudvayne

• Entered the US chart on 30 April 2005 and spent 4 weeks in the charts, reaching a high of number 89.

• 100 Rock Hits - The Sound of My Life - 88875045092
• 101 Rock Hits
• Pure... Hard Rock - 88697910302

• Happy - Al Green
• Happy - Ashanti
• Happy - Bobby Darin
• Happy - Bobby Glover
• Happy - Eddie Kendricks
• Happy - Legacy Of Sound (featuring Meja)
• Happy - Leona Lewis
• Happy - Maroon 5
• Happy - Max Sedgley
• Happy - Michael Jackson
• Happy - MN8
• Happy - Nancy Sinatra
• Happy - Ned's Atomic Dustbin
• Happy - Paul Anka
• Happy - Pauline Henry
• Happy - Pharrell Williams
• Happy - Sita
• Happy - Speedometer
• Happy - Surface
• Happy - The Blades Of Grass
• Happy - The Lighthouse Family
• Happy - The Rolling Stones
• Happy - The Sunshine Company
• Happy - Hog Heaven
• Happy - Travis
• Happy - Velvet Hammer
• Happy - William Bell