Super Mario galaxy 3 Rosalina challenge on the observatory "Rosalina's hide and seek"

Rosalina's hide and seek is a challenge found on the observatory ship when you talk to her in Super Mario Galaxy 3.In the challenge,Rosalina gets bored and she wants to play hide and seek with Mario in the observatory,she wants Mario to find her hidden around the observatory using either her invisibility or transformation powers to make it harder for Mario to find her.When the challenge is accepted,Rosalina will say to Mario "Splendid! I'll hide! So close your eyes,Mario! (When choosing her invisibility to hide) Tee hee! I'm sure that Mario won't find me when I'm invisible! (When choosing her transformation power to hide) Hmm...maybe I can transform into a (Name of a foe) so Mario won't notice me!".Mario will then be seen with his eyes covered and Rosalina is already hidden as the signal "3...2...1..Go!" pops up onscreen while Mario opens his eyes and tries to find Rosalina hidden around the observatory.When found,Rosalina will say to Mario "Aww! You found me! I guess my (Randomly chosen power) needs a little more work!" and rewards him with 3 extra lives as she says to him "Let's play hide and seek again sometime! Bye!".Mario will have 60 seconds to find Rosalina hidden around the observatory using her invisibility or transformation power.Rosalina will also travel to the galaxies that Mario is in to have a rematch.

Trivia:Rosalina's hide and seek was the 1st chapter of the Super Mario Galaxy novel where Rosalina played hide and seek with Mario in the observatory for the whole,entire chapter and Mario keeps finding Rosalina almost everywhere she hides around the observatory using her invisibility or transformation powers and not using her invisibility or transformation powers.