However , having struggled to make an impact at White Hart Lane with Spurs .
After the club signed Benjamin Stambouli from Montpellier , Holtby elected to return to Germany to join Hamburg on loan the following month .
However , having struggled to make an impact at White Hart Lane with Spurs , and after the club signed Benjamin Stambouli from Montpellier , Holtby elected to return to Germany to join Hamburg on loan the following month .