b...b...b

Today is letter "b" day. Yesterday we made a bear with beans. Today we bought some played with bubbles and balloons. On the way to buying these 2 "b" items, I said,

"Today is 'b' day, so we're going to get some b...b...bubbles."

To my surprise, Lele said,
"And b...b... balloons."

In the morning when he saw the bear we made yesterday pasted on the wall of his bedroom, he was pretty happie and requested we make another one. We agreed to make another small bean bear. But Lele changed his mind and requested to make aeroplane instead. I said,

"But aeroplane doesn't begin with 'b...b...b...', aeroplane begins with ...?"

Lele said,
"a...a...a..."