"High School Musical" is set to air its fourth incarnation on the Disney Channel next year. "High School Musical East Meets West" bows in fall 2010; casting is now underway, reports
Multichannel
News. The first "HSM" opened in January 2006 and posted the highest-ever ratings for an original network telefilm. The succeeding two efforts grossed mega-millions and attracted upwards of 19
million viewers on a live+ seven-day basis.
