Marii and others is sleepy. Marii says the proverb "You can go to sleep and wait for a good thing to happen." And Marii goes to sleep.
Marii says sleep talking "cannot eat sweets any longer." Although sweets are inserted into the backstage, all the members other than Marii will eat.
Marii wakes up. And while she is sleeping, she asks whether there was something good. However, they deny. Marii goes to sleep again and says sleep talking. The opportunity of CM performance visits to all the members other than Marii.
Marii occurs and already says that I am not sleepy. Gankyou puts Marii to sleep compulsorily. If Marii says sleep talking, a thing just like that will break out. They put marii to sleep compulsorily and Marii says sleep talking. And a good thing breaks out. However, they suspect that it is too convenient. "Possibly we may be the characters in the dream of Marii."
butterfly = "The butterfly dream". A question of Zhuangzi, thinker of ancient China.
http://en.wikipedia.org/wiki/Zhuangzi
The patted man = Characters of manga "Oishinbo".
Pink sweets = Sakura-mochi. It wraps rice cake including sweet beans in the leaf of a cherry tree. Doumyou-ji Style. The leaf of the cherry tree is processed and for food is possible for it.
Gankyou puts Marii to sleep. = The fist of Gankyou has grazed the point of the chin of marii. Reference from manga "Baki the Grappler".
Gankyou pets a cat. = In original Manga, Gankyou will fill cats in a sack and will take them.
Kukuru swings coin = Hypnosis. She swings coin(5 Yen coin) instead of a pocket watch.
Grand Prix. =
Gankyou = Miss Spectacles frame. Back characters are Hanekawa Tubasa(Bakemonogatari), Akizuki Rituko(Idolmaster), Manabe Nodoka(K-ON!), and Takatuki Ichika(Ano natu de matteru), from the left.
Tetra = Miss "Young-sunday" manga Magazine. Back characters are Birdy(Tetuwan Birdy), Mochiduki Yuuki(Tomehane!), Oda Mari(Toritu Mizshou!), and Wakamatu Miyuki(Miyuki), from the left.
Kukuru = Miss Chuou-line. JR Chuou raliway line is famous as a place of suicide. All candidates other than Kukuru are already dead.
kigu = Miss Tokyo youth upbringing ordinance. Back characters are Mihama Chiyo(Azumanga daioh), Kyon's syster(Melancholy of Haruhi Suzumiya), hiiragi main(Cooking idol I My Mine), and Last order(Toaru Majutsu no Index), from the left. An ordinance exposes a Loli character to a crisis.
Masked = Miss Face without make-up. Back characters are Predator, Tiger mask, Kinniku man, and Parman No1, from the left.
Sheep = Sheep cooking "Jingisukan" of Hokkaido.
http://en.wikipedia.org/wiki/Jingisukan
Morimoto Leo = Voice Actor. In "Thomas & Friends", he did the substitute actor of the voice of Thomas. His voice becomes sleepy. He is the voice of Shirotsugh of "The Wings of Honneamise."
The back cover of a magazine = The advertisement of spell goods. It insists that it can become rich only by having.
The prince of Arab = "Zouebi-bin-sultan-al-Tequila". Ebizou.