McCallie's Eric Rivers scored 20 of his 29 points in the second half Tuesday night in their 59-45 win over visiting region rival Brentwood Academy.
McCallie led 13-11 at the end of the first quarter and built a 32-27 lead by halftime.
Brentwood was led by BJ Davis with 16 points.
MCCALLIE 13 19 16 11 - 59
BRENTWOOD 11 16 10 8 - 45
MCCALLIE (59) Eric Rivers 29, Watkins 7, Hardy 6, Shulman 5, Ragland 4, Watson 3, Dicke 2, Jackson 2, Walker 1
BRENTWOOD (45) BJ Davis 16, Brady 15, Fitzgerald 12, Sutton 2
Three pointers McCallie 8 (Rivers 3, Hardy 2, Watson 1, Watkins 1, Shulman 1) Brentwood 5 (Davis 3, Fitzgerald 2)