3 Tough Guys in a Girls' School (1959)

In vain, three bosom friends try to meet their beautiful sweethearts who attend a strict all-girls school. As a result, unwilling to compromise, the love-smitten boys summon up the courage to do the unthinkable in the name of love: slip into their fashionable dresses, and pose as the students' companions. Will the young Casanovas manage to enter the girls' impregnable college?