And thanks to the last edition of The Sun for 2010, we now know that it will happen again in 2011.
The characters from the UK version* of 'Shameless' seen here are Frank and Monica Gallagher. They're gussied up as the Doctor and his Companion Leela, with a port-o-potty serving as their TARDIS.
The same splainin used to avert a Zonk with those other shows would apply here as well.
* The American version of 'Shameless', starring William H. Macy, will premiere in January on Showtime.......