The brain teaser "Dr. Dr." is a riddle that plays on the sound of the words. It typically leads to the answer "Doctor Doctor" or can refer to a scenario where someone is calling for a doctor. The humor or twist often lies in the expectation of a more complex answer, but the simplicity of the pun is what makes it engaging.
Backwards
mosquito
Big Brained (or smart)
Pea pod.
Turkey in the straw
Big Brained (or smart)
It mean "clever after thought"
Noon tea.
"Open sesame."
Scre yu
Getting it all together
equestrian without the H