Lin-Manuel Miranda and Tariq create freestyle raps on the spot using three random words given to them.

Luisa’s character is one that many older siblings can relate to. She is asked to carry a lot of the family’s weight, to do it without complaint, and she worries that if she can’t fulfill that request, then she has no purpose in the family or in life. This is a struggle a lot of older siblings face, and that's why this song is an anthem for people like Luisa.

Stephen Hawking tasks a team of volunteers with replicating the Big Bang on in a hockey rink. The volunteers decide to stand next to each other and inflate balloons to simulate an "explosion." They enlist the help of a professional hockey team since they have trouble staying on the ice and need more people to create a better representation of the Big Bang.

Tommy and Angelica sing about friendship together with popstar Emica, while reminiscing about their past.

Engineers and scientists in the US are creating more aerodynamic suits for athletes for Team USA in the Winter Olympics to optimize their speed and reduce drag so they can perform their best.