Greyson Chance meets/tweets Lady Gaga: 'She gave me some great advice'

gaga-greyson.jpgTween singing sensation Greyson Chance, who was discovered because of a YouTube video of his school talent show rendition of Lady Gaga's hit song, "Paparazzi," got to meet his famous idol in person.

And he just Tweeted out a photo of the two of them together backstage. He raves: "I met @LadyGaga! She was so kind, gave me some great advice and put on an amazing show!!"

What was Gaga's advice? Something different from what Gaga dished out on Ellen DeGeneres' show?