WILLIE and Danny Mullins teamed up for a treble in Navan with Doctor Steinberg the centrepiece in the Grade 2 Tote Guarantee, Never Beaten By SP Navan Novice Hurdle.

The five-year-old gelding made all and asserted before the last to come in by a more than comfortable four and three-quarter lengths at 3/1 for Jodmart Construction Ltd.