Limerick rhymes+Images | Because its feet stuck, Or was it just luck, Or does gravity miss things so small? #20

There once was a fly on the wall, / I wonder why didn't it fall. / Because its feet stuck, / Or was it just luck, / Or does gravity miss things so small?
There once was a fly on the wall, / I wonder why didn't it fall. / Because its feet stuck, / Or was it just luck, / Or does gravity miss things so small?
https://100xhahaha.com/pic!a9ec15d7_sr.jpg