CREATE TABLE table_24776 ("Dates  ( MDY ) " TEXT, "Gross Sales" TEXT, "Tickets Sold / Available" TEXT, "Shows / Sellout" TEXT, "Sellout  ( % ) " TEXT)

During the period in which gross sales totals for 'The Show Girl Must Go On' reached $2,628,457, what did the numbers show for tickets sold/ available at the box office?
SELECT "Tickets Sold / Available" FROM table_24776 WHERE "Gross Sales" = '$2,628,457'
SELECT "Tickets Sold / Available" FROM "table_24776" WHERE "Gross Sales" = '$2,628,457'