Well, for one if it was my own private show, I'd have to be the guy singing

, and Randy Jackson and Gregg Rolie would have to make guest appearances.
The setlist would be my ideal setlist if I had my way.
It would be similar to, but shorter than one of their longer sets that went for almost 3 hours.
Majestic
Separate Ways
Ask the Lonely
Sky Light (Neal Solo)
Rubicon
Chain Reaction/La Do Da
Send Her My Love
It Could Have Been You
Piano Solo
Who's Crying Now
Edge of the Moment
Edge of the Blade (yes, intentionally)
Positive Touch
Lights
Wheel in the Sky (extended)
Open Arms (extended)
(Randy's appearance)
Once You Love Somebody
Bass solo/Suzanne/I'll Be Alright Without You
(Randy fucks off)
(At this point Friga would screw off and Gregg would come in)
Feeling That Way/Anytime
Just The Same Way
Too Late
Lovin' You is Easy
Patiently
Winds of March
Good Morning Girl
(Then, on cue

Jon would come back, but Gregg would still provide backing vox/keys/organs)
Piano Solo
Chain of Love
Faithfully
Happy to Give
Don't Stop Believin'
Any Way You Want It
The Party's Over
ENCORE
Lovin', Touchin', Squeezin'
Mini-Guitar Thingy/Stone in Love
Be Good to Yourself
Party's Over chorus reprise