private void TriggerGameOver() { //Trigger an ad. RequestInterstitialAd interAd = GetComponent <RequestInterstitialAd>(); m_interAd = interAd.m_ad;//This returns the Ad if (!interAd.m_ad.IsLoaded()) { //Not loaded. Request. m_interAd = interAd.RequestInterstitial(); } m_interAd.Show(); m_scoreTracker.HideScore(); //Clean up. m_interAd.OnAdClosed += (o, e) => { ActivateUI();//Game Over UI. }; }