BANGKOK, Aug 31, SPA -- Thailand's parliament was dueto hold a special session on Sunday to debate street proteststhat have undermined Prime Minister Samak Sundaravej, while hissupporters planned a counter-rally in the capital, reported reuters. Thousands of anti-government protesters, who say they willnot give up until Samak is toppled, are camped in the groundsof his office. No police were visible around the compound onSunday. Samak remained defiant in a weekly radio address. "I am not afraid but I am concerned about chaos in thenation," he said. "We cannot let the seizure of Government House continueindefinitely without taking action," he added. He flew to see head of state King Bhumibol Adulyadej onSaturday at the king's palace in the coastal town of Hua Hin. Reporters had expected him to make some sort of statement onhis return to Bangkok but he avoided them at a militaryairfield. The violence reached a peak on Friday when Bangkok policefired teargas and rubber bullets to repel an assault on theirheadquarters by around 2,000 protesters. Unrest has spread around the country, with demonstratorsforcing some airports to close and labour unions halting manyrail services. The airport on Phuket -- Thailand'ssecond-busiest after Bangkok -- remained closed on Sunday,leaving thousands of foreign tourists stranded on the resortisland.--SPA www.spa.gov.sa/586223