Table schema:
CREATE TABLE table_13079788_3 (circuit VARCHAR, gtc_winner VARCHAR, pole_position VARCHAR)

Question: what are all the circuit for gtc winner graeme mundy jamie smyth and pole position bradley ellis alex mortimer
SQL: SELECT circuit FROM table_13079788_3 WHERE gtc_winner = "Graeme Mundy Jamie Smyth" AND pole_position = "Bradley Ellis Alex Mortimer"