April 1 - April 7, 2012 (55 images)

Pope Benedict XVI leads the Palm Sunday celebration at Saint Peter's square at the Vatican, on April 1, 2012. The Palm Sunday marks the holy week of Easter in celebration of the crucifixion and resurrection of Jesus Christ. UPI/Stefano Spaziani

Actress Nicole Kidman and musician Keith Urban arrive at the 47th annual Academy of Country Music Awards at the MGM Hotel in Las Vegas, Nevada on April 1, 2012. UPI/David Becker

Singer Miranda Lambert appears backstage with the awards she garnered for Album of the Year for "Four the Record" and Female Vocalist of the Year at the 47th annual Academy of Country Music Awards at the MGM Hotel in Las Vegas, Nevada on April 1, 2012. UPI/David Becker

(L-R) Recording artists Blake Shelton and Miranda Lambert arrive at the 47th annual Academy of Country Music Awards at the MGM Hotel in Las Vegas, Nevada on April 1, 2012. UPI/Jim Ruymen