However, it was arranged that the two would play the main character's parents in a 2006 TV drama called 14-year-old Mother.
"It's a little freaky but I've been playing my parents for so long that they're sort of lodged in there."
The track team played to audiences of dozens, most of them our parents.
"Children can play their parents, their grandparents," she said.
They played the eponymous main character's parents in the comedy-drama film Juno a year later.
The next act flashes back decades, and the same actors play their parents.
Children quickly learn the advantages of occasionally playing their parents against each other.
Arnold and Slater play the girl's parents, who have their own demons.
Most of the cast from the original movie returned, including the actors who played the lead characters' parents.
In the second act, the siblings play their own parents, the friend plays his own father and the meaning of that entry is ultimately revealed.
