Real Housewives of Beverly Hills: Season 10, Episode 5: Erika Girardi’s Apple Shirt No. 21 Shirt Shop Erika Girardi of the Real Housewives of Beverly Hills wore this No. 21 apple shirt (also available as a dress) on Season 10, Episode 5. Tags: Erika GirardiErika JayneReal Housewives of Beverly Hills Leave A Comment