10 - You own the house, so you don't have to play in the garage.
9 - Kids get out of bed with a little more zip when their parents are pounding out a wall-shaking version of "White Rabbit."
8 - Drop-in company? Not a problem.
7 - Neighbor kids think you're weird -- spend less time raiding your refrigerator.
6 - Cool cowboy hat camouflages receding hairline.
5 - They aren't just "teenagers," they're "live-in roadies."
4 - You don't hear the phone ringing. And it doesn't matter, because it's not for you anyway.
3 - Reluctant students begin to see the advantage of going away to college.
2 - You can turn your wife's volume down. Way down.
And the # 1 reason that a Mid-Life Garage Band is a Good Idea:
"Because I said so" sounds wickedly ominous through a 200-watt PA with a little bit of reverb.