Here in the summer TV doldrums we've occasionally been watching Intervention on A&E. This is the documentary series that depicts addicts and their lives, and stages interventions for them -- sort of the chemical version of "Extreme Makeover."A wonderful song-and-dance tribute to the series has just been released on "Funny or Die," starring Kristin Chenoweth: more about "It's Time To Stop Doing Tina", posted with vodpod