Meggy: No we haven't yet. But if that happens, I will be preparing on my duet with Mario. It will go great.

Meanwhile...

Mario: (texting SMG4)

Mario (text): SMG4. You'll never believe what we found out. Turns out, me and Meggy knew about each other ever since childhood.

SMG4 (text): Woah. Now I gotta know how you two cuties became childhood friends.