No problem, but as you can guess, I have a tendency to aggravate my DMs.
In this one campaign the bad guy was really obvious, and supposed to be the end boss, so I just killed him way to early... as in walk into tavern, old man appears, detect evil, kill old man.
No longer paladin, just used bebolith venom.
Another instance: all doors trapped, rogue dead, dig through wall.
Another instance: End fight, evil aligned titan,
Quicken transmute stone to mud.
Transmute mud to stone.
Use trapped titan for target practice.