Jakarta – In what could add fuel to their sibling rivalry, Rachmawati Soekarnoputri, younger sister of former president Megawati, has crossed family lines and accepted the invitation of President Susilo Bambang Yudhoyono to join his presidential team of advisers, detik.com reported.

Presidential spokesman Andi with Megawati as a minister in her administration, had asked Rachmawati to join the team and she accepted.

The spokesman failed to mention the field of expertise that she will provide to the President. Currently the President has senior politician Ali Alatas, senior economist Dr. Sjahrir and retired general TB Silalahi on his team.