Stacey Solomon was left in tears as her baby daughter Belle reached a huge milestone.The proud mum, 33, took to Instagram as she became emotional watching Belle crawl for the first time, sharing a video showing both the crawling and Stacey's own emotions. On the video, she added the text: "Level Unlocked Belle's first crawls" and penned the caption: "And just like that, our baby girls is crawling [crying emoji] How is this all happening already? The days are long but the months are flying by…" And resharing the adorable clip to her Instagram story, the mum-of-five added: "Well done Belle" and "Where is the time going please [crying emoji]" Fans were quick to comment on the sweet clip, with one writing: "Wow can’t believe she is crawling where has the time gone [three heart emojis]" "That’s gone sooo fast! I can’t believe she’s almost on the move already, love her little smile xx" added another, while a third commented: "She’ll be running before you know it! Yay Belle [heart emoji]" It comes after Stacey marked another milestone for her four-year-old son Rex as he'll be attended “big boy school” this year. Sharing a photo of his school uniform prepped on a stand and ready to go, Stacey wrote: "New level unlocked.