Songs That Feature the Pianet

Obviously, this isn't a complete list (and its scope is somewhat limited by my own personal taste in music), but here are some songs (studio recordings only) that feature the Pianet:
  • The Apples in Stereo
    • "Wings Away"
  • Argent
    • "Be Free"
    • "Cast Your Spell Uranus"
    • "Closer to Heaven"
    • "Free Fall"
    • "God Gave Rock & Roll to You"
    • "Liar"
    • "Like Honey"
    • "Losing Hold"
    • "Lothlorien"
    • "Pleasure"
    • "Schoolgirl"
    • "Where Are We Going Wrong"
  • The Association
    • "Never My Love"
    • "Sometime"
    • "We Love Us"
  • Badfinger
    • "Storm in a Teacup"
  • The Beatles
    • "Bad Boy"
    • "Dizzy Miss Lizzy"
    • "Getting Better"
    • "I Am the Walrus"
    • "The Night Before"
    • "Revolution" [single]
    • "Savoy Truffle"
    • "Tell Me What You See"
    • "You Like Me Too Much"
  • Bob Dylan
    • "Ballad of a Thin Man"
    • "Highway 61 Revisited"
    • "Just Like Tom Thumb's Blues"
    • "Lunatic Princess"
  • The Buckinghams
    • "Hey Baby (They're Playing Our Song)"
  • Chicago
    • "Feelin' Stronger Every Day"
  • The Dave Clark Five
    • "At the Place"
  • Five Man Electrical Band
    • "Absolutely Right"
    • "Coming of Age"
    • "Dance of the Swamp Woman"
    • "Juliana"
    • "Werewolf"
  • The Guess Who
    • "Friends of Mine"
    • "Maple Fudge"
    • "Love and a Yellow Rose"
    • "These Eyes"
    • "A Wednesday in Your Garden"
    • "When You Touch Me"
  • The Lovin' Spoonful
    • "Summer in the City"
  • Manfred Mann
    • "It's Gonna Work out Fine"
    • "The One in the Middle"
    • "Untie Me"
  • Unit 4+2
    • "3.30"
  • The Zombies
    • "I Don't Want to Know"
    • "I Know She Will"
    • "I Love You"
    • "I Want You Back Again"
    • "I'll Keep Trying"
    • "Indication"
    • "Is This the Dream"
    • "It's Alright with Me"
    • "Maybe after He's Gone"
    • "Nothing's Changed"
    • "She Does Everything for Me"
    • "She's Not There"
    • "Summertime"
    • "Tell Her No"
    • "Walking in the Sun"
    • "Whenever You're Ready"
    • "You Make Me Feel Good"

I'll update this if I find more.