Blowing Through Millions in One Year:

“It’s staggering how much money has been used up,” a family friend says. In addition to the enormous tab for legal bills, rehab and psychiatric care, Britney’s inability to work has cost her a fortune. “By not touring for her last album [Blackout], she lost out on $50 million,” estimates Robert Bianchi, an LA-based CPA who isn’t an accountant for Britney.

“It’s been quite a challenge getting things under control,” the insider says. Luckily, as Britney’s mental health improves, so does her bottom line. “She’s spending about a fifth of what she used to,” the insider adds.

(Source)

Wow...I couldn't imagine blowing through nearly $61 Million dollars in one year. At least she saved money on haircuts for a while...