Paul McCartney's Grammy Valentine!

Paul McCartney prepped for the Grammys by rehearsing "My Valentine" with Diana Krall and Joe Walsh. Paul McCartney will perform at the Grammy Awards ceremony Sunday night.

Paul McCartney was finally honored with a star on Hollywood's Walk of Fame on Thursday — and if you're anything like us, you're thinking, “Wait, what? How did he not have one already?” The Beatles (as a group) have had a star since 1998,

And Paul McCartney, 69, certainly seemed to appreciate her interesting attire as the pair caught up inside the awards ceremony. 25-year-old Gaga was seen planting a big kiss on The Beatles singer's cheek, as he feigned a shocked face and held her hand.

Paul McCartney's Kisses on the Bottom – his 16th solo album – went straight in at number three in the album chart. Jagger last achieved a top 10 hit with the Stones in 1981 with Start Me Up, and his most recent chart appearance in his own right was in

So sweet! And he wrote this song for his wife Nancy Shevell! Check out Paul McCartney´s first performance of the evening at the 54th Grammy Awards, new single My Valentine, with Diana Krall