MTV News’ resident Lohan defender explains how returning to ‘Saturday Night Live’ may be the first step in her career comeback. By John Mitchell Lindsay Lohan Photo: Evan Agostini/Getty Images I’ve long been a defender of Linsday Lohan . I root for her success and am eternally hopeful — and thus often disappointed — that she will get it together. When people slam her, mock her long, long list of troubles , I can always be called upon to email them a link to Robert Downey Jr.’s biography, which has many parallels to Lohan’s but differs because it also contains the phrase “.357-caliber Magnum handgun.” Downey’s list of troubles easily eclipses Lohan’s (at this point, anyway), but he managed to fully recover and go on to become one of the biggest stars on the planet, starring in enormous box-office hits like “Iron Man” and “Sherlock Holmes” and earning Oscar nominations for films like “Tropic Thunder.” She’s not entirely out of the woods just yet, but she’s been earning “glowing” reports on her probation progress and was recently announced as the host of “Saturday Night Live” on March 3. A series of good signs and the first truly positive news out of Camp Lohan in a long time. When word of Lohan’s hosting stint on “SNL” was announced, I was incredibly pleased. For many reasons, it seems like a smart move, and if she pulls it off, it could be the first step (of many necessary steps) toward a real career comeback. Here’s why: