Radaan Mediaworks embarks on another new game show, `Thiruvaalar Thirumathi,' which opens on Sun TV, on January 20 (tomorrow), 9 p.m. Actor Jayashri will be the hostess of the show that will give couples an opportunity to win loads of prizes and even a trip abroad! The rounds are structured in a way that would bring out the compatibility of the husband-wife teams on the show. The singing and dancing talent of the pairs on the show will also be part of the entertainment. And then, of course, you have SMS queries that offer viewers plenty of chances to win their share of prizes. Sunday, January 21, 9 p.m., will mark another Radaan entry on Sun. Titled `Surya Nakshatiram,' the weekly reality show will highlight the potential of students participating in it. Actor Indraja will host `Surya Nakshatiram.' It will open its doors for talented students to enter and win prizes worth Rs.5,00,000! It will hone the skills of youngsters, make them mature and mould them into successes by the end of the `Surya Nakshatiram' sojourn.