Accomplish semi finished wordpress wedding website; Find wordpress suitable plugin

I need wordpress expert to help me accomplish semi-finish website, Website is ready with template. Reamining tasks are as follow: [login to view URL] function button at the bottom of homepage [login to view URL] plugin similar RSVP, Guestbook that functions simple as this reference website: [login to view URL] 3. Find any photo/video gallery that support commect boxes. It is also similar like this reference website. Each photo gallery album would have it social media like button and come with comment boxes: [login to view URL] 4. Create a web and link to Facebook event thread that has already created earlier. Let facebook update is always update and shown in the wedding website all the time. 5. Add in a few Tab(pages) to hsot webpage with text, photo or music as background. Interested party please bid for hte job!