Meryl Streep has ruined us.

She's so routinely nominated for Oscars (19 times so far, more than any actor in history) that it's almost shocking when she's not. In recent years, she's taken on more musical parts, proving to us that, not only can she sing beautifully, but she can even shred on rhythm guitar -- a skill the 66-year-old learned for her latest film, "Ricki and the Flash" (opening August 7).

In honor of her latest film, we look back at her 40-year career to find her seven best performances that any movie fan needs to see.