Tom Sandoval cheating on Ariana Madix is sorta paying off for her and her friends — the whole 'Scandoval' thing landed her and Scheana Shay on a baseball diamond.

The "Vanderpump Rules" stars were drafted Saturday by the San Diego Padres to throw out their ceremonial first pitch before a game against the Chicago Cubs … and they were pretty giddy about the gig.

Ariana and Scheana were rocking matching Padres jerseys and brown ball caps at Petco Park, where Scheana said, "This has been a dream of mine."