The golden couple behind Frozen: 'Letting it go is drinking a bottle of chardonnay'
It's the grand slam " an Emmy, a Grammy, an Oscar, a Tony " and Robert Lopez has done it twice. The EGOT champ and Kristen Anderson-Lopez, his wife and co-composer, talk about penning songs during fights and picnics " and taking Elsa to BroadwayA little while before married composers Robert Lopez and Kristen Anderson-Lopez collected their second shared Oscar, they went skiing. You might think the man who co-wrote Let…