Leni Klum couldn't be more excited about landing the cover of Germany's January/February 2021 issue alongside her famous mama, Heidi Klum.The 16-year-old model took to Instagram on Monday to share a photo of herself buying a copy of the fashion magazine. «MEIN ERSTES COVER ✨,» Leni captioned it, which translates to «my first cover.»«Couldn't wait to buy one, or ten,» she added, tagging @voguegermany and @heidiklum.A post shared by Leni Klum (@leniklum)Heidi shared a similar Boomerang to her own