Who Am I?

Smarty-pants challenge! Read the clues, guess the person...
Publish date:

Who Am I

Clue #1: My mother was a German opera singer and I used to sing in the children’s chorus when she was on tour in Europe.

Clue #2: All that singing came in handy when I starred opposite River Phoenix in a 1993 film about aspiring country music stars.

Clue #3:  On the set of one of my movies, I discovered I was allergic to horses. 

Clue #4: To prepare for one of my roles, I spent time in a rehab clinic.

Clue #5: I won an Oscar for playing a real-life person, Leigh Anne Tuohy.

Who am I?