Britney Spears Debuts 'If You Seek Amy' Video
03/12/2009 AT 12:35 PM EDT
The video depicts Spears as two very different personas, from a sexy party girl to a preppy, Stepford-looking housewife.
In other Spears news, the pop star performed at Nassau Coliseum in New York Wednesday night to a packed house – including one very special V.I.P.
"Madonna made a surprise appearance in the audience at Britney’s New York concert," reads a post on her blog. "Britney was thrilled to have her there!"
– Rennie Dyball