Here's how to play Good Vibrations for anyone who's having trouble.
1. In free play, press the setting icon and press the down button for the Key setting until you get to the key of F#
2. Click the down button for the Scale setting until the notes read F#-G-G#-A-A#-B-C-C#-D-D#-E-F-F#
3. Increase the octave by +1
4. First riff is F#-C#-B-A#-B, Second riff is G#-D#-C#-C-C#, Third riff is A#-F-D#-D-D#
Enjoy!