I need 2016 line 121 . info for myself AND my wife in order to get automatic entry on both our 2017 returns when we file through Turbo tax on line

You can access you 2016 return at this URL: https://ww1.2016.turbotaxonline.intuit.ca/?_swlg=en

You can use the Detailed Summary to look up Line 121 - Interest and other investment income: https://turbotax.community.intuit.ca/replies/2647808

Or you can download/print out a copy of your return: https://turbotax.community.intuit.ca/replies/2648070

If you are unable to find your 2016 TurboTax Online: https://turbotax.community.intuit.ca/replies/2648026