Just when you thought Britney was lining everything up to get her kids back, everything fell apart -- again. The pop star's visitation rights with Sean Preston and Jayden James have been temporarily suspended, TMZ reports. Apparently, Brit didn't provide the drug testing peeps with contact information so they could reach her for her court-mandated random drug tests. Hmm, maybe calling the judge a "mean…old fart" in public wasn't the best move…

In other Spears family news, Jamie Lynn has scored a role in Ashton Kutcher's new sitcom for ABC, Miss/Guided, in which she plays a "party girl." A show insider tells Us that she's "a real pleasure to work with." Well, someone in the family has to be normal!