Viaje en coche, desesperación

Sophia is on her way home following some meetings. She's had lots of coffee and tea and desperately needs to wee. Unfortunately for her, she's still about 3 miles from home and stuck behind slow moving traffic. When she finally does get home, she runs up the stairs to the toilet and after getting her jeans and thong down, plops onto the toilet to get relief. Aaahhh...