CREATE TABLE table_57153 ("Year" FLOAT, "Award ceremony" TEXT, "Category" TEXT, "Nominee" TEXT, "Result" TEXT)

What year was Kristin Chenoweth nominated in the category of outstanding actress in a musical?
SELECT "Award ceremony" FROM table_57153 WHERE "Category" = 'outstanding actress in a musical' AND "Nominee" = 'kristin chenoweth'
SELECT "Award ceremony" FROM "table_57153" WHERE "Category" = 'outstanding actress in a musical' AND "Nominee" = 'kristin chenoweth'