So I see your GF has a bull now, I think that's so wonderful! She really does deserve a bigger cock then what you have to offer her sweetie. You should be thanking him for making sure her sexual needs are met too! I just think the natural next step for you would be to start fluffing him for her. She's going o appreciate it so much! Let me show you how to suck a big dick as I don't think you've ever handled one like his before. Yeah suck it just like this sweetie. You are going to make such a good little cock sucking cuck for her!