![Borussia Dortmund on Twitter: "Happy Birthday to you, Mats Hummels! 🎉 Another year older, another year wiser 🙌 https://t.co/xmXW1IoC9L" / Twitter Borussia Dortmund on Twitter: "Happy Birthday to you, Mats Hummels! 🎉 Another year older, another year wiser 🙌 https://t.co/xmXW1IoC9L" / Twitter](https://pbs.twimg.com/media/EpXGXEwXUAIZOQg.jpg)
Borussia Dortmund on Twitter: "Happy Birthday to you, Mats Hummels! 🎉 Another year older, another year wiser 🙌 https://t.co/xmXW1IoC9L" / Twitter
![Mats Hummels on Twitter: "Look who decided to join us today 👶🏻 Welcome to this beautiful world! We are incredibly happy and I couldn't be more proud of my wife and my Mats Hummels on Twitter: "Look who decided to join us today 👶🏻 Welcome to this beautiful world! We are incredibly happy and I couldn't be more proud of my wife and my](https://pbs.twimg.com/media/DTQ7Hf8X0AAU8eb.jpg)
Mats Hummels on Twitter: "Look who decided to join us today 👶🏻 Welcome to this beautiful world! We are incredibly happy and I couldn't be more proud of my wife and my
![Squawka on Twitter: "Mats Hummels' Borussia Dortmund career by numbers so far: • 309 games • 25 goals • 5 trophies And he's just become their most expensive signing. 🤑 https://t.co/YgmVYf5NiK" / Twitter Squawka on Twitter: "Mats Hummels' Borussia Dortmund career by numbers so far: • 309 games • 25 goals • 5 trophies And he's just become their most expensive signing. 🤑 https://t.co/YgmVYf5NiK" / Twitter](https://pbs.twimg.com/media/D9bhmY9WsAES-b7.jpg)
Squawka on Twitter: "Mats Hummels' Borussia Dortmund career by numbers so far: • 309 games • 25 goals • 5 trophies And he's just become their most expensive signing. 🤑 https://t.co/YgmVYf5NiK" / Twitter
![Cesar Hernandez on Twitter: "Hummels wishing his "twin" Oswaldo Alanis a happy birthday https://t.co/0c0DeknMD4" / Twitter Cesar Hernandez on Twitter: "Hummels wishing his "twin" Oswaldo Alanis a happy birthday https://t.co/0c0DeknMD4" / Twitter](https://pbs.twimg.com/media/C7Ol3u0V0AAf2bt.jpg)
Cesar Hernandez on Twitter: "Hummels wishing his "twin" Oswaldo Alanis a happy birthday https://t.co/0c0DeknMD4" / Twitter
![Borussia Dortmund on Twitter: "Mats Hummels: Leader, mentor, fighter, and the core of our backline 💪 https://t.co/eICJfprhgC" / Twitter Borussia Dortmund on Twitter: "Mats Hummels: Leader, mentor, fighter, and the core of our backline 💪 https://t.co/eICJfprhgC" / Twitter](https://pbs.twimg.com/media/ETzbGuMXQAEC9ME.jpg:large)
Borussia Dortmund on Twitter: "Mats Hummels: Leader, mentor, fighter, and the core of our backline 💪 https://t.co/eICJfprhgC" / Twitter
![Mats Hummels on Twitter: "Ich bin sehr glücklich und stolz wieder dabei zu sein @DFB_Team I am really happy and proud to play for 🇩🇪 again" / Twitter Mats Hummels on Twitter: "Ich bin sehr glücklich und stolz wieder dabei zu sein @DFB_Team I am really happy and proud to play for 🇩🇪 again" / Twitter](https://pbs.twimg.com/media/E1vwe1ZWYAIWo6s.jpg)
Mats Hummels on Twitter: "Ich bin sehr glücklich und stolz wieder dabei zu sein @DFB_Team I am really happy and proud to play for 🇩🇪 again" / Twitter
![Mats Hummels on Twitter: "Zurück beim BVB, und auch zurück mit einer neuen #ThoMats Challenge, die wir vor ein paar Wochen aufgenommen haben! Dieses Mal aus dem Rutschenparadies - viel Spaß! 😅😅🌊 Mats Hummels on Twitter: "Zurück beim BVB, und auch zurück mit einer neuen #ThoMats Challenge, die wir vor ein paar Wochen aufgenommen haben! Dieses Mal aus dem Rutschenparadies - viel Spaß! 😅😅🌊](https://pbs.twimg.com/media/E7ZlMoTX0AELASV.jpg)