How can you make a small, awkwardly shaped room both useful and attractive?

Or what’s the best, most economical way to redo someone else’s botched-up handiwork?

The designers' mission?

Kele Dobrinki and Christina Valencia smilng

To come up with a unique, harmonious look pleasing to both clients.

“We were in different disciplines of storytelling,” Valencia explained.

“Kele was in advertising, and I was in communications.

Kele Dobrinki and Christina Valencia working on custom door

“Really, no two people living together have the same design sensibilities,” Valencia said.

When disagreements came up, both see the value of choosing their battles carefully.

“They’re living together for a reason,” she said.

Kele Dobrinki and Christina Valencia with clients at project reveal

“They have a shared relationship for a reason.

“Mash-Up Our” Home premieres Saturday, March 12, at 8 p.m. ET/PT on HGTV.