After he was done writing it, he took out his Mickey Mouse sticker sheet and pasted one sticker saying "Aryan ko achha lagega."
He is now eagerly waiting to talk to Aryan when Aryan opens it. But it will be another 3-4 days since they are traveling and shall be back only by Monday.
It reminds me of our younger days when we would also write to our cousins and post letters. I don't remember when I last wrote a letter by hand and posted it. It must have been good 4-5 years.