All men have 3 knees...... gender history human_body_parts numbers racial_and_ethnic_groups Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Today's featured daily humor:All men have 3 knees Left knee. Right knee. Weenie.Click for another laugh! Previous article: I love telling dad jokes...... Prev Next article: Why is turning 51 so rough?... Next