“Dorothy's constant forgetfulness and lack of logic earned her a reputation as a birdbrain among her colleagues.”

“Some birdbrain decided to flush while I was having a shower.”

“The birdbrain concerned ignores the fact that people are complaining precisely because the pests are NOT leaving them alone.”

“Meanwhile, the search continues for other birdbrains with a gift for numbers.”

“Who wants a bunch of birdbrains running around in their game anyway?”