Here we go...
Step 1: Go your status bar "What's on your mind?" and click on the smile icon.
Step 2: A new dropdown menu will appear now select "What are you doing?" now select feelings, or drinking or eating or what ever you are doing.
Step 3: Choose how you're feeling or a description of your activity (ex:what you're drinking) by click on of the suggestions or type a word to find more suggestions. If it isn't listed, you can type in the whole word and then choose it in the dropdown.
Step 4: If you didn't find what you are looking for in the suggestion menus, you'll need to choose an icon to go with it.
Step 5: If you would like to edit feelings or what you're doing, click on the icon and make your changes or click X to remove it from your update. To change your icon, click it in your status update and choose a new one from the dropdown.
Step 6: After you've done adding your feelings or activity, finish typing in your status update and click the Post button. If you choose an activity that involves an authentic page for example: brand, sports team or movie, that page will appear in your status update.
If you have describe activities like watching a TV show or reading a book, playing with your friends, going to something, the TV show or book or going with your friends will also appear in the related sections on your About page where you list things you care about. If you don't have this feature on your About page yet, the activities you share now will appear there when the feature is available to you. All you need to do is just to wait until Facebook enables it for you.