But if the Occupy Wall Street protesters are in the wrong place to picket the titans on this list.
The most serious have come from advocacy groups for the disabled, which are planning to picket Monday's Los Angeles premiere.
The protesters who descended upon Atlantic City in 1968 to picket the Miss America pageant weren't clamoring for more comfortable girdles.
In February GMB sent protesters to Frankfurt, Germany to picket the SuperReturn 2007 conference, a European private equity and venture capital summit.
In the past couple of years, the carpenters' union has hired the homeless to picket in Washington and other cities, according to news reports.
People who follow the labor movement say the carpenters' union is the only one they know of in the country that uses the homeless to picket.
In Los Angeles, writers were planning to picket 14 studio locations in four-hour shifts from 9 a.m. to 5 p.m. each day until a new deal is reached.
Though no Oscar contingencies plans have been announced, the Writers Guild of America has already threatened to picket the ceremony, throwing into question whether the nominees will even show up.
Health charities - including the heads of Macmillan Cancer Support and the British Liver Trust - cancer patients and their families all publicly slammed the decision, and some even went as far as to picket the NICE offices of CEO Andrew Dillon in protest.
There is also a question over whether celebrity guests will be prepared to cross picket lines to appear on the shows.
Ministers have previously signalled that soldiers would be used to cross picket lines but are now having to confirm that is not the case.
After the strike began on Friday, many drivers from other distribution firms refused to cross the picket line to fill up on fuel.
But emergency services are being maintained and union members have been given special permission to cross picket lines.
It could mean, however, that teachers would have to cross picket lines.
"I've kind of started to move on, but they haven't, " he said from his car, on his way to the picket line.
But the clause does not apply to individuals, who are protected by federal law from employer retribution if they decide to honor picket lines, the local said.
They have extinguished it and returned to their picket line.
And while many show-runners initially vowed not to cross the picket line, some will soon or have already returned to work in a non-writing capacity, thereby lessening the guild's leverage at the bargaining table.
Labour and Plaid members refused to cross a picket line in March 2010.
But I think, as the statement from me says clearly, it's not our policy to cross the picket line.
But as Mr Acheson, from Denton in Greater Manchester, is pledging to continue his picket until he gets a job, it would appear he may face a long wait.
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Scottish Conservative leader Annabel Goldie called for the first minister to tell his MSPs to cross the picket line if next week's strike action by the Public and Commercial Services union goes ahead.
Dozens of estancias, or rural estates, that were once the private getaways of wealthy families have opened their picket fences to the public.
Labour and Plaid members also refused to cross a PCS picket line in March 2010 when the union was in dispute with the then Labour UK government.
' It's not a matter of a few token gestures - I expect Ed Miliband and every member of the Labour Party to be on the picket lines.
At the very least, this could be illegal in some states, such as Pennsylvania where a court found publicizing the license plates of those crossing picket lines to be illegal.
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Meanwhile Warwickshire police are continuing to investigate an arson attack on the home of a firefighter in Kenilworth who had just left his wife and children to stand on the picket line in Leamington Spa.
It is my understanding from the Communications Workers of America (CWA), that its subsidiary, The Newspaper Guild, is asking its members to support the virtual picket line but is not requesting that other organizations honor it.
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Their regular bus drivers and matrons, many of whom have training for such students and know their passengers' particular needs, are walking the picket lines to try to save job protections in their contracts with private companies.
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