After her long on-again-off-again relationship with Diddy ended, Cassie shacked up with Alex Fine, a personal trainer/bull rider.

There was some initial bitterness from Puff, who had been paying Fine to train Cassie.

But it's all good now.

Yesterday, Fine announced he and Cassie are pregnant. 

View this post on Instagram

Letter to Cassie I promise you that I will do every single thing in my power to support you and help you. I promise that you will never be alone. I promise that you will be loved beyond expectation and we will show our children how to be in a healthy relationship. I promise to always come home with a great attitude and give our children and you undivided attention. I promise to always keep you and the child first nothing comes before you. I promise you will be showered in kisses and hugs every single day. I promise that I will be the best father/baby daddy You two are my greatest loves I have and will ever have. I cannot wait for the rest of our lives together and to raise a beautiful happy child in our beautiful happy life. ❤️ 📸 @mikemillerphoto

A post shared by Alex Fine (@alexfine44) on Jun 12, 2019 at 9:31pm PDT

Diddy's reaction was all class.

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Congratulations @Cassie and Alex. I wish you all nothing but love and happiness. God bless ❤️❤️❤️ L O V E

A post shared by Diddy (@diddy) on Jun 14, 2019 at 12:15pm PDT