It’s a vital Scottish Premiership Old Firm derby on Sunday with Celtic in first hosting Rangers in second, with the visitors in need of all three points in the hunt for the title.SBK are offering new customers who bet £20 to get £60 in free bets on the Old Firm Derby this weekend!How to claim £60 in free bets with SBKThe offer: Get £60 in free bets when you bet at least £20 on any market with SBKEligibility: New UK customers only. Minimum £10 first deposit. 18+. Exclusive to users who sign up via the Betting Hub App.Steps: Use code: . Sign up through the Betting Hub app and place a £10 bet at minimum odds of 2.0 to receive £50 in Free Bets within 48 hours, plus an extra £10 Free Bet for signing up via the Betting Hub App.Important rules: A single bet of £20 (or greater) must have been placed and settled at minimum odds of 3.0 (2/1). For example, a £10 each-way bet will not qualify; the total stake must be at least £20. Both Bet Builders and Multiples are eligible for this promotion as long as the stake is £20 or more.Celtic vs Rangers betting angleCeltic have won all six of their opening Scottish Premiership games so far.Rangers on the other hand started very slow, but then hit the ground running with four wins on the bounce to put them in contention once again.They still sit five points adrift of Celtic though, and desperately need them to drop points so that the gap doesn’t get bigger.They can do that themselves with a big win at Celtic Park on Sunday afternoon.But they will need to get past a side who’ve only conceded three times in six games, while their own scoring record with just seven goals scored in six games will need to dramatically improve against their fiercest rivals.That said, whenever these two sides get together, all prior form can go out the window as anything can happen once the whistle blows for this historic rivalled clash.Commercial content notice: Taking one of the bookmaker offers featured in this article may result in a payment to talkSPORT. 18+. T&Cs apply. Gambleaware.orgRemember to gamble responsiblyA responsible gambler is someone who:Establishes time and monetary limits before playingOnly gambles with money they can afford to loseNever chase their lossesDoesn’t gamble if they’re upset, angry or depressedGamcare – www.gamcare.org.ukFind our detailed guide on responsible gambling practices here.For help with a gambling problem, call the National Gambling Helpline on 0808 8020 133 or go to www.gamstop.co.uk to be excluded from all UK-regulated gambling websites.New UK customers. Min £10 first deposit. Place a bet of £20 at min odds of 3.0 and get £60 in Free Bets within 48 hours. Restrictions apply. Full T&Cs apply, 18+. BeGambleAware.org.