Kylie Minogue and Jason Donovan were reunited on stage for the first time in 23 years on Friday as the Australian pair duetted on their 1988 smash hit "Especially For You" at a show in London.

"How long have you waited for this?" Minogue asked as they sang together at the 20,000-seater O2 Arena, which erupted in rapturous applause.

An Argentine judge has blocked planned nuptials between a 22-year-old woman and her twin sister's convicted killer Friday after a formal complaint by her mother.

Edith Casas insists that Victor Cingolani did not murder her sister Johana Casas, a fashion model. He is serving a 13-year prison sentence in southern Santa Cruz province for her murder in 2010.

North Korean leader Kim Jong-Un has ordered the development of bigger rockets, state media said Saturday, after Pyongyang sparked international condemnation with a long-range rocket launch.

He gave the order to scientists, technicians and others involved in this month's launch at a banquet on Friday, the official Korean Central News Agency (KCNA) reported.

Gunmen suspected of links to Al-Qaeda kidnapped two Finns and one Austrian in the Yemeni capital Sanaa on Friday, security officials told Agence France Presse.

One official said the three included an Austrian man and a Finnish man, both students of Arabic, and a Finnish woman who arrived recently in Yemen.

The Rolling Stones' guitarist Ronnie Wood has married his girlfriend of eight months, a theater producer 31 years his junior, newspapers said Saturday.

Wood, 65, married 34-year-old Sally Humphreys at London's Dorchester Hotel, in a low-key ceremony Friday attended by best man Rod Stewart, plus Paul McCartney.

Queen Elizabeth II's chaplain Reverend Rose Hudson-Wilkin, tipped to become one of Britain's first women bishops, said Saturday that the Church of England is struggling with "institutional racism".

Jamaican-born Hudson-Wilkin, a chaplain to the monarch and also to parliament's lower House of Commons, told The Times newspaper that she had been a victim of racism in her ministry.

Police in Sri Lanka have arrested 100 Chinese nationals for currency fraud in a string of raids in and around the capital Colombo, officials said Saturday.

"They have defrauded their countrymen by making them... transfer money to accounts maintained in Sri Lanka in the names of those arrested," Prishantha Jayakodi, a senior superintendent, told Agence France Presse.

A U.S. court put on hold Friday a new Californian law banning a form of therapy designed to change the sexual orientation of minors, pending a further appeal.

The law barring doctors from performing so-called "reparative therapy" was signed by California governor Jerry Brown in October, and was due to go into force on Jan 4.

Democrat and Republican lawmakers mulled their next move Saturday after leaving Washington for the Christmas holidays without reaching agreement on averting a year-end fiscal crisis that threatens Americans with stiff tax hikes and drastic budget cuts.

On Friday, U.S. President Barack Obama urged lawmakers to pass a scaled-down tax package to avert the so-call fiscal cliff.

A major $633-billion defense spending bill was awaiting President Barack Obama's signature Saturday after the US Senate gave it its stamp of approval, tightening penalties on Iran, funding the war in Afghanistan and boosting security at U.S. missions worldwide.

The legislation passed the Senate 81-14 Friday, despite furious opposition from Republican Senator Rand Paul, who criticized removal of an amendment that would have provided Americans with protection against indefinite military detention.