The default high score names for several Gate Challenges, Time Trials, and one Trick stage feature phrases and references to various Nintendo-related things.
Gate Challenge:
• GAM E C UBE
• POW CUR WIS
• ETE RNA LD = Eternal Darkness: Sanity's Requiem
• MET ROI DP = Metroid Prime
• HRE WE GO! = Here We Go!
• NIN TEN DO
Time Trial:
• WE LUV GCN = We Love Nintendo Gamecube
• MAR IO BRO
• BOW SER RLZ = Bowser Rulez
• NST RED WA = Nintendo Software Technology, Redmond, Washington
• LNG LIV NST = Long Live Nintendo Software Technology
Trick:
• WHO ARE YOU