Miley Cyrus has sparked speculation of an engagement to her boyfriend of almost two years, Liam Hemsworth, after she tweeted a picture with a big diamond ring. \"I am soooo obsessed with Jenna Hipp nail foundations! It looks so chic and classic! Take a look,\" Cyrus tweeted. Instead of addressing the rumours, she gushed about her beau\'s movie The Hunger Games, reports imdb.com. \"Happy Hunger Games everyone. Can\'t wait for everyone to see it! Such an amazing film! Jennifer Lawrence is genius,\" she tweeted. \"I\'m sitting here with 3 dogs who love me unconditionally, a beautiful boyfriend, an amazing family, & 5.2m lovely followers.\" From: Gulfnews