Munich - Off the Ball, bundesliga.com’s daily weekday feature, casts an eye over the weird, wonderful and sometimes controversial tales to have emerged from Germany's top flight in recent days.

Today, bundesliga.com uncovers Marco Rojas' linguistic prowess, looks at why this weekend's Klassiker is going to be different to many, and checks in on Klaas-Jan Huntelaar in the clinic.

VfB Stuttgart's summer recruit was put to the test linguistically this week as he marked his return from injury with back-to-back appearances for New Zealand. With such a name, it's no surprise reporters from the All Whites' opponents Mexico targeted him for pre- and post-match interviews. "I've never been one to do this stuff," said the 22-year-old, whose father is Chilean. "Hopefully my Spanish will pass." Todo perfecto, señor Rojas.

Neven Subotic, Mats Hummels, Marcel Schmelzer, , Thiago Alcantara, Bastian Schweinsteiger – all essential ingredients for any Klassiker. Not this one, though. Injuries mean the two teams that take to the field on Saturday evening will bear little resemblance to the ones which contested the . Franck Ribery is also going to be missing with a rib injury. Make no mistake though, the tie's still the biggest game in Europe right now.

How difficult life is as a professional footballer. Schalke's and spent much of yesterday in bed! No, it is not such a life of leisure really (even if the Tweet from the club below may suggest the opposite). The pair are both on the comeback trail and receiving the best possible treatment from the medical staff in Gelsenkirchen.