Seven weeks after welcoming their second child, The Hills alums Heidi Montag and Spencer Pratt took little Ryker for a stroll at a park not far from their $3M Pacific Palisades home on Sunday.The Colorado-born 36-year-old snapped selfies of the 39-year-old SoCal native, who was sporting a $225 RHUDE 'Leopard' T-shirt with shorts and sneakers.Heidi - who told ET she'll never get pregnant again - looked cozy in a white cardigan over a pink long-sleeve top and blue jeans. Goofing around: Seven weeks after welcoming their second child, The Hills alums Heidi Montag and Spencer Pratt took little Ryker for a stroll at a park not far from their $3M Pacific Palisades home on SundayThat same day, Montag - who boasts 3.9M social media followers - shared three snaps of her precious infant captioned: 'So filled with love!''[Ryker] has a great temperament,' the platinum blonde gushed to Us Weekly on December 14.'Parenthood this time is really different.