JUST DO IT!!!
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}
/give @p skull 1 3 {SkullOwner:"nickahoy"}