Tayler Gailey (right) aged 2 with her mother, Lisa Gailey. Photo / Christine CornegeTayler Gailey (right) aged 2 with her mother, Lisa Gailey. Photo / Christine Cornege

Lisa Gailey (left) with Tayler Gailey. Photo / JessLisa Gailey (left) with Tayler Gailey. Photo / Jess

Tayler Paige was diagnosed with Diffuse Intrinsic Pontine Giloma (DIPG) in 2011. Photo / Lisa Gailey Tayler Paige was diagnosed with Diffuse Intrinsic Pontine Giloma (DIPG) in 2011. Photo / Lisa Gailey

Tayler Gailey with her siblings and mother. Photo / JessTayler Gailey with her siblings and mother. Photo / Jess

Tayler Gailey is battling a tumour in her brainstem. Photo / GivealittleTayler Gailey is battling a tumour in her brainstem. Photo / Givealittle