Led by the road trips of the Rolling Stones ($138.5 million in gross receipts), Barbra Streisand ($92.5 mil) and the country combo of Tim McGraw and Faith Hill ($88.8 mil), North American concert-ticket revenue hit an all-time high of $3.6 billion in 2006, besting the year prior by 16 percent. Noting that the average ticket price ($61.45) was only up eight percent from '05, the editor in chief of trade mag Pollstar tells the AP, "That's a good sign for business" - especially when you factor in all the K-Fed refunds.