One year later , Malcolm 's ex-girlfriend Callie Rogers arrived in town and Olivia became jealous that Malcolm was spending so much time with her .
Malcolm and Olivia were married in 1997 .
One year later , Malcolm 's ex-girlfriend Callie Rogers arrived in town and Olivia became jealous that Malcolm was spending so much time with Olivia .
Malcolm and Olivia were married in 1997 .