Kieran Tierney urges Arsenal to keep feet on the ground in Champions League hunt

Kieran Tierney scored his fourth Arsenal goal in the comfortable win at Norwich (Joe Giddens/PA)

Kieran Tierney insists Arsenal cannot get ahead of themselves as they target a return to Champions League football.

The Gunners stormed to a 5-0 win at bottom club Norwich on Boxing Day to strengthen their grasp on fourth place in the Premier League.