Lady Gaga gave Beyonce a baby gift – a onesie with the words "Little Monster", the nickname for her fans, in pink diamante.
According to pals, she included a note instructing tot Blue Ivy to wear it to her first Lady Gaga concert. A source said: "Gaga and Beyonce have remained close since they worked together on Telephone.
"While they don't speak often, they are always in touch via email and text. She knew Beyonce would find the present hilarious."