In 1998 , he bolted Lakas .
In 1998 , he joined the Laban ng Makabayang Masang Pilipino ( LAMMP ) and supported Joseph Estrada in the presidency contest .
In 1998 , he bolted Lakas and joined the Laban ng Makabayang Masang Pilipino ( LAMMP ) and supported Joseph Estrada in the presidency contest .