Hair dyes do not last more than a week

Beefy asked the polling officer with a vote-
Beefy : Sir, can these fingerprints be washed off with water?
Officer : No.
Beefy : Then sir! Can it be washed with soap?
Officer : No.
Beefy : So how long will it take, sir?
Officer : Will go after one year.
Beefy : Then give me a little more, sir?
Officer : Why?
Beefy : I'll put it in my hair, sir. Nowadays hair dyes are more than a week old