Sell it and buy another one is probably the easiest way - failing that turn the volume down or buy an attenuator.
Actually called Mark!

Quote by TNfootballfan62
People with a duck for their avatar always give good advice.

...it's a seagull

Quote by Dave_Mc
i wanna see a clip of a recto buying some groceries.

There are a few tricks that work on some amps but I'd have to know what amp you have.

Attenuators are the easiest way to do it, but if you can find a way of doing it without an attanuator then you will probably be happier with your tone.
Not taking any online orders.
attenuator, rebuild your amp, or sell it and buy a new one.
Quote by Invader Jim
The questions people ask here makes me wonder how the TS's dress themselves in the morning and can shower without drowning...
There are the yellow jacket tube converters to use different or lower wattage tubes.