KATY Perry celebrated her 28th birthday by having lunch with Michelle Obama.

The ‘Firework’ singer turned 28 yesterday on Thursday and says it will be a birthday she will always remember because she met with the US First Lady, while her husband President Obama, gave a ‘’shout out’’ to her and her grandma. She tweeted: ‘’So tonight was a great night! The PRESIDENT gave grandma and I unforgettable shout outs & now I am officially 28! Best. birthday. ever. (sic)’’ She then followed up with: ‘’Now my birthday is complete! Lunch with @MichelleObama #chicvote (sic)’’ Instead of presents, Katy asked for donations to be made to The David Lynch Foundation, a non-profit organisation transforming the lives of at-risk populations through meditation. She retweeted her friend David Lynch: ‘’OMG! RT @DAVID_LYNCH: Dear Twitter Friends! It’s @katyperry ‘s birthday & she requested donations to the @LynchFoundation in lieu of gifts. (sic)’’                                                 –ES