Some spoonerisms said to have been uttered by Reverend Spooner himself...

• A half-warmed fish (half-formed wish)
• Our queer old Dean (dear old Queen)
• A well-boiled icicle (well-oiled bicycle)
• The Lord is a shoving leopard. (a loving shepherd)
• Mardon padam, this pie is occupewed. May I sew you to another sheet? (pew is occupied; show you to another seat)
• You have hissed my mystery lectures; you have tasted a whole worm.(missed my history lectures; wasted the whole term)