TWIN FALLS- Cowboys and cowgirls from a dozen Idaho, Utah, and Colorado colleges and universities will gather for the College of Southern Idaho’s biggest rodeo of the year tonight and Saturday.The 39th annual College of Southern Idaho Intercollegiate Rodeo will take place at 8 tonight and Saturday at the College of Southern Idaho’s Eldon Evans Expo Center. The CSI men's rodeo team is currently sitting in first place in the region while the women's team is in second place.Advance tickets to the CSI Intercollegiate Rodeo are $8 and available at Vickers Western Store in Twin Falls, the Shoe and Tack Shop in Jerome and EZ Money Auto in Burley. Tickets are also available at the CSI Expo Center office or from any CSI Rodeo team member. Tickets at the door will cost $10. Admission is $5 for children ages 6 to 12.