Actor Ellen Albertini Dow Known forActing Known For ▶ ★ 6.5 Wedding Crashers 2005 · Comedy + Watchlist ▶ ★ 6.8 The Wedding Singer 1998 · Comedy + Watchlist ▶ ★ 6.8 Sister Act 1992 · Comedy + Watchlist Acting Credits Wedding Crashers 2005 — Grandma Mary Cleary The Wedding Singer 1998 — Rosie Sister Act 1992 — Choir Nun