Troubled singer Britney Spears has come out in support of Miley Cyrus. The singer admitted herself doing weird things at her age.During an interview with Extra Host Mario Lopez, Britney tried to convince that Miley is just acting her age.She further went on discussing her own early career days and controversial things that she did.Britney says, "When I was at that time, what all I could think was of boosting my career. I felt such a jazzing energy in me. And I guess Miley is going through the same."The singer also said, "Miley is like a ball full of energy right now." The host Mario also took Britney back into her time when during a VMZ night Britney made a controversial kiss to Madonna on stage.On being compared Britney said, "Miley is having her time, do not judge her on basis of a phase in her life. She is a nice girl."Britney also talked about her upcoming tour and album with Mario.See controversial pics of Miley and Madonna.