After Varian meets his mom in the Library and he wants to free her so he combs the library for answers and any material he could use.
Varian (singing): Gonna go learn some facts, Gonna make my mom proud~ Gonna earn the love I want so desperately.
Ulla: What was that honey?
Varian: N-N-Nothing
Varian trips and falls, but gets up quickly.
Varian: Perfect recovery Nobody saw that