Miss Tully’s Irn-Bru Rule 

Rule number one of Miss Tully’s maths class, NO IRN-BRU.

Anyone who drinks iron BRU in M7 is instantly shot.

ELIAS, DO NOT DRINK THAT IRON BRU, Remember Miss Tully’s Irn-Bru Rule.

Miss Tully’s Irn-Bru Rule by Mr Hegarty June 18, 2021